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Science News for March 16, 2015


New possibilities for the treatment of breast cancer arise, with the help of mathematics

A Swiss Institute of Bioinformatics-led trial demonstrates the potential of mathematical modelisation and experimentation in treating breast cancer. By combining clinical and experimental oncology with modelisation, researchers identified mechanisms that enable tumour cells to shape monocyte activities for their advantage.

SourceSwiss Institute of Bioinformatics·JournalPLOS Computational Biology·DateMar 16, 2015
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Scientists move closer to '2 for 1 deal' on solar cell efficiency

Researchers explain the causes of singlet exciton fission, a process that could double electrical current from blue and green light in solar cells. By understanding this mechanism, they may develop new materials to enhance solar cell efficiency.

SourceSt. John's College, University of Cambridge·JournalNature Photonics·DateMar 16, 2015

Routine clot removal after heart attack not beneficial, may increase risk

A new study published in the New England Journal of Medicine found that routine thrombectomy during angioplasty for heart attacks does not provide a benefit and may increase the risk of stroke. The study included over 10,000 patients and randomly assigned half to receive angioplasty alone or with manual thrombectomy.

SourceAmerican College of Cardiology·DateMar 16, 2015

Heart bypass surgery outperforms new generation stents

Patients with multivessel coronary artery disease receive better outcomes with coronary artery bypass grafting (CABG) than angioplasty and stent implantation, according to a study. This is in line with past studies that have shown CABG leads to better outcomes for patients with multiple narrowed arteries.

SourceAmerican College of Cardiology·JournalNew England Journal of Medicine·DateMar 16, 2015
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Tropical Cyclone Bavi moving through Philippine Sea

NASA's Aqua satellite tracked Tropical Cyclone Bavi as it moved westward through the Philippine Sea, revealing strong thunderstorms and cold cloud top temperatures. The storm is expected to continue on a westerly trek before weakening into a depression near the northern Philippines.

SourceNASA/Goddard Space Flight Center·DateMar 16, 2015

Finger lengths may indicate risk of schizophrenia in males

Research suggests a link between finger length ratios and schizophrenia in males, with those having shorter index fingers indicating high testosterone exposure. The 2D:4D ratio has been found to be an effective predictor of schizophrenia, showing significant differences between patient and control groups.

SourceWiley·JournalClinical Anatomy·DateMar 16, 2015

Cyborg beetle research allows free-flight study of insects

Researchers have used cyborg insect technology to study the behavior of giant flower beetles in flight, revealing a key muscle used for steering. The findings demonstrate improved control over the beetles' free-flying movements, with potential applications in search-and-rescue operations.

SourceUniversity of California - Berkeley·JournalCurrent Biology·DateMar 16, 2015
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

As diagnosis codes change, data lost in translation -- in both directions

Researchers found that mapping ICD-10 to ICD-9 is complex and challenging, with convoluted mappings and some codes not translating at all. A new web portal tool provides guidance on ambiguous translations, helping clinical researchers and analysts work with both old and new codes.

SourceUniversity of Illinois Chicago·JournalJournal of the American Medical Informatics Association·DateMar 16, 2015

Medications used to treat diabetes may trigger heart failure, study finds

A comprehensive study of over 95,000 patients found that glucose-lowering therapies prescribed to diabetes patients may pose an increased risk for the development of heart failure. The study showed a 14% overall increased risk of heart failure with intensive blood sugar-lowering drugs or strategies.

SourceUniversity Health Network·JournalThe Lancet Diabetes & Endocrinology·DateMar 16, 2015

Depictions of race on TV news can influence perception of police

A study by North Carolina State University found that depictions of black men and women as criminals or suspects in TV news programs led to lower support for police among non-white viewers. Conversely, representations of white suspects had little impact on public opinion.

SourceNorth Carolina State University·JournalJournal of Social Issues·DateMar 16, 2015
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Researchers find 'affinity switch' for proteasome assembly process in cells

A Kansas State University-led study identified an 'affinity switch' that regulates the formation of proteasomes, complexes responsible for protein degradation. This discovery may provide new target sites for drugs and improve human health by understanding how cells assemble these molecular machines.

SourceKansas State University·JournalNature Communications·DateMar 16, 2015

Scientists discover gecko secret

A research team at James Cook University discovered how geckos manage to stay clean in dusty environments by using tiny hair-like spines that trap water droplets and release energy. This process has important implications for human applications, including the development of marine-based electronics and superhydrophobic clothing.

SourceJames Cook University·JournalInterface·DateMar 16, 2015
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Finding fault: New information may help understand earthquakes

Scientists have made new discoveries about fault development, which could lead to more accurate predictions of earthquake hazards. By analyzing fault geometry, researchers found that the efficiency of faults increases as new ones grow and link, but never reaches the same level as straight faults.

SourceUniversity of Massachusetts Amherst·DateMar 16, 2015

Nano piano's lullaby could mean storage breakthrough

Scientists have successfully recorded sound and audio files onto a non-magnetic plasmonic nanostructure, increasing storage capacity by 5,600 times. The technology uses novel gold nanoantennas to store audio information as a temporally varying intensity waveform or frequency varying intensity waveform.

SourceUniversity of Illinois Grainger College of Engineering·JournalScientific Reports·DateMar 16, 2015

How Millennials get their news

Millennials consume news across various platforms, including social media, for civic, problem-solving, and entertainment purposes. The study finds that 70% of their social media feeds contain a diverse mix of viewpoints.

SourceNORC at the University of Chicago·DateMar 16, 2015

Study identifies 'lethal' subtype of prostate cancer

A recent study defines a distinct subtype of aggressive prostate cancer marked by MAP3K7 and CHD1 gene loss, accounting for 10% of all cases and 25% of fatal outcomes. Researchers used stem-cell models to show that these genetic changes disrupt healthy tissue formation, leading to hybrid cells with aggressive characteristics.

SourceUniversity of Colorado Anschutz Medical Campus·JournalCancer Research·DateMar 16, 2015
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Development of a carnivorous pitcher leaf

Researchers in Japan studied Sarracenia purpurea to understand how carnivorous pitcher leaves form. They found that oriented cell division is the key factor behind pitcher leaf development, resulting in a hollow structure.

SourceNational Institutes of Natural Sciences·JournalNature Communications·DateMar 16, 2015

The dangers of reintroducing lions and other carnivores for ecotourism

The reintroduction of lions in the Tembe Elephant Park in South Africa highlights the competition between humans, endemic herbivores, and carnivores. The analysis found that lions compete with humans throughout the year, except winter, while also competing with endemic herbivores in all seasons.

SourceWiley·JournalJournal of Zoology·DateMar 16, 2015
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Research calls for new policies to support women veterans' health care needs

Research from VA's Women's Health Research Network highlights key barriers and unmet needs for women veterans in accessing care, with a focus on primary care, reproductive health, mental health, and military service-related issues. The studies inform policy recommendations to guide quality improvement efforts.

SourceWolters Kluwer Health·JournalMedical Care·DateMar 16, 2015

Winter months SAD for US Treasury securities, study reveals

Research finds that US Treasury securities show a significant swing in returns between October and April due to seasonal depression. The average monthly return difference is 80 basis points, indicating a substantial impact of SAD on investment decisions.

SourceUniversity of Toronto, Rotman School of Management·JournalCritical Finance Review·DateMar 16, 2015

Die-hard college sports fans defy expectations

A new Duke University study finds that die-hard college sports fans are rare, making up only about 2% of published obituaries of adults. These ardent fans were more likely to be white, mainline Protestants, and participate in coaching, but not linked to a college's academic reputation.

SourceDuke University·JournalSocial Science Quarterly·DateMar 16, 2015
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Consistency is the key to success in bread baking and biology

Researchers at the University of Michigan found that genetic mutations affecting yeast gene expression can impact evolutionary fitness. The study revealed that natural selection favors consistent gene expression, suggesting a link between gene variability and evolutionary outcomes.

SourceUniversity of Michigan·JournalNature·DateMar 16, 2015

Uncovering the secrets of super solar power perovskites

Researchers at the University of Utah have uncovered the secrets behind hybrid perovskite solar cell performance, enabling rapid testing using magnetic fields. The study confirms a new mechanism that explains the material's high efficiency, shedding light on its behavior and potential for optimization.

SourceUniversity of Utah·JournalNature Physics·DateMar 16, 2015

Genetics: No evidence of role in racial mortality gap

A new study by McGill University researchers found that genetic data from African and European populations did not explain the racial mortality gap in cardiovascular disease. Lifestyle, education, and socio-economic factors are now considered more promising avenues for understanding racial health disparities. The study suggests that fu...

SourceMcGill University·JournalAmerican Journal of Epidemiology·DateMar 16, 2015

University of Sydney: Discovery holds promise for gene therapy and agriculture

Researchers at the University of Sydney have discovered a key RNA mechanism that helps plants adapt to their environment, which could lead to improved crop yields and gene therapies for diseases like cancer. The findings also suggest similar mechanisms exist in humans, providing new avenues for medical research.

SourceUniversity of Sydney·JournalNature Plants·DateMar 16, 2015
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Supercomputers help solve puzzle-like bond for biofuels

Researchers used supercomputers to analyze a biomolecular interaction that behaves like a Chinese Finger Trap puzzle. The study identified the nature of cellulosomal proteins' adhesion complex, showing extreme resistance to force, and boosted efforts to develop catalysts for biofuel production from non-food waste plants.

SourceUniversity of Texas at Austin, Texas Advanced Computing Center·JournalNature Communications·DateMar 16, 2015

Survival gardening goes global via cellphone animations

The University of Illinois at Urbana-Champaign's SAWBO initiative uses animated educational videos to teach subsistence farmers how to construct raised planting beds and install drip irrigation systems. These techniques can increase agricultural productivity, conserve water, and even combat desertification.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·DateMar 16, 2015

Predicting prostate cancer

Researchers developed a nanotechnology-based method to assess prostate cancer risk, enabling doctors to identify aggressive forms of the disease and tailor treatment recommendations. The study's findings suggest that this approach may improve patient outcomes by minimizing side effects.

SourceNorthwestern University·JournalPLOS ONE·DateMar 16, 2015
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

How do students use video in higher education?

A new SAGE white paper reveals that 68% of students watch videos in their classes, with 79% using them to enhance learning. The most compelling videos feature charismatic speakers, and preferred lengths range from 5-20 minutes, depending on the topic.

SourceSAGE·DateMar 16, 2015

Routine clot removal after heart attack not beneficial, may have risk

A large study has found that routine blood clot removal during heart attack treatment does not benefit patients and may increase the risk of stroke. The TOTAL trial involved over 10,700 patients and showed no differences in cardiovascular outcomes between those who received clot removal and those who did not.

SourceMcMaster University·JournalNew England Journal of Medicine·DateMar 16, 2015

The devil's helmet for a legendary tiger moth

The Menetries's tiger moth was recorded feeding on the native devil's helmet host plant, Aconitum rubicundum, for the first time. This discovery confirms that the species is polyphagous and may rely on aconite alkaloids for protection against diseases.

SourcePensoft Publishers·JournalNota Lepidopterologica·DateMar 16, 2015
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Risk patterns identified that make people more vulnerable to PTSD

A new computational tool identifies 800 ways people are at increased risk for post-traumatic stress disorder (PTSD), allowing for personalized prediction guides. The algorithm, developed by NYU Langone Medical Center researchers, can predict PTSD risk less than two weeks after a traumatic event.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalBMC Psychiatry·DateMar 16, 2015

UNC-Chapel Hill researchers collaborate to develop revolutionary 3-D printing technology

Researchers at UNC-Chapel Hill have developed CLIP, a 3D printing technology that manipulates light and oxygen to fuse objects in liquid media. This method allows for the creation of commercially viable objects with feature sizes below 20 microns, making it possible to produce parts 25-100 times faster than traditional technologies.

SourceUniversity of North Carolina at Chapel Hill·JournalScience·DateMar 16, 2015

'Additive manufacturing' could greatly improve diabetes management

Engineers at Oregon State University have developed an improved type of glucose sensor for patients with Type 1diabetes, utilizing electrohydrodynamic jet printing. The new system is more precise, less intrusive, and cost-effective, with the potential to improve diabetes management and treatment.

SourceOregon State University·JournalECS Journal of Solid State Science and Technology·DateMar 16, 2015

Dietary dioxins not associated with increased breast cancer risk

A large cohort study found no association between dietary dioxin exposure and breast cancer risk in post-menopausal women, contradicting previous studies on environmental contact with dioxins. Higher dioxin intake was linked to a decreased risk of hormone-independent breast cancer.

SourceBMC (BioMed Central)·JournalBreast Cancer Research·DateMar 16, 2015

Can watching porn make you better in bed?

A new study published in Sexual Medicine found that men who watch more pornography are more aroused when viewing erotic stimuli. The researchers analyzed data from 280 male volunteers and concluded that there is no relationship between porn consumption and erectile dysfunction.

SourceConcordia University·JournalSexual Medicine·DateMar 16, 2015
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Molecular ruler sets bacterial needle length

Researchers at University of Utah discovered a disposable molecular ruler that determines bacterial needle length, enabling efficient infection and potential applications in developing new antibiotics and nanotechnology.

SourceUniversity of Utah·JournalProceedings of the National Academy of Sciences·DateMar 16, 2015

Ablation during mitral valve surgery reduces atrial fibrillation

Patients who received ablation along with mitral valve surgery had better rhythm control and fewer episodes of atrial fibrillation compared to those who only received the valve surgery alone. However, they were more likely to require pacemaker implantation in the year following their surgery.

SourceAmerican College of Cardiology·JournalNew England Journal of Medicine·DateMar 16, 2015

Even high-risk patients can benefit from aortic aneurysm repair

A new study published in Journal of Vascular Surgery found that minimally invasive aortic aneurysm repair can extend lives even in patients with advanced age and kidney disease. However, not all high-risk patients benefit from the procedure, particularly those undergoing cancer treatment.

SourceLoyola Medicine·JournalJournal of Vascular Surgery·DateMar 16, 2015

Patients 80 years and older would benefit from aggressive treatment

Patients over 80 with acute coronary syndromes who received invasive procedures had a 47% reduction in heart attacks, urgent revascularization, stroke, and death compared to conservative treatment. The study suggests that older patients may be denied necessary treatments due to their age.

SourceAmerican College of Cardiology·DateMar 16, 2015
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Study examines memory and effects on the aging brain

A study of over 1,200 cognitively normal individuals aged 30-95 found that men experienced worse memory decline and lower hippocampal volume than women, while APOE ?4 carriers had greater amyloid accumulation from age 70 onwards.

SourceJAMA Network·JournalJAMA Neurology·DateMar 16, 2015

Second natural quasicrystal found in ancient meteorite

A team from Princeton University has discovered a second natural quasicrystal in an ancient meteorite, bringing to two the number of natural quasicrystals ever discovered. The newly found quasicrystal has a decagonal symmetry and is made up of aluminum, nickel, and iron.

SourcePrinceton University·JournalScientific Reports·DateMar 16, 2015
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Stanford scientists change human leukemia cells into harmless immune cells

Researchers at Stanford University School of Medicine have discovered a method to transform human leukemia cells into harmless immune cells called macrophages. This breakthrough offers potential hope for treating aggressive cancers like B-cell acute lymphoblastic leukemia.

SourceStanford Medicine·JournalProceedings of the National Academy of Sciences·DateMar 16, 2015

Dialing a bespoke signal

Researchers develop a novel approach to drug design using diabodies to tune cytokine receptor signaling. The method shows promise in targeting cancer cells and has the potential to reduce side effects by selectively blocking pathologic signals.

SourceLudwig Institute for Cancer Research·JournalCell·DateMar 16, 2015

Moral decisions can be manipulated by eye tracking

Researchers used remote eye-trackers to monitor participants' gaze while thinking about complex moral questions. The results showed that participants' moral decisions were systematically biased towards the target alternative, with a 58% success rate for choosing the randomly selected option.

SourceUniversity College London·JournalProceedings of the National Academy of Sciences·DateMar 16, 2015

Heart failure patients fare better with catheter ablation than Amiodarone

A study by the American College of Cardiology found that catheter ablation significantly reduces atrial fibrillation symptoms and hospitalization rates compared to Amiodarone in heart failure patients. Patients who underwent catheter ablation had a higher rate of freedom from atrial fibrillation after two years, with 71% being symptom-...

SourceAmerican College of Cardiology·DateMar 16, 2015
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

When cancer cells stop acting like cancer

Researchers at Georgetown University Medical Center have discovered a cellular pathway that controls organ size, which is also related to cancer cell behavior. High-density cells activated the 'Hippo' molecular pathway, while low-density cells did not engage with it, leading to differences in invasion and growth.

SourceGeorgetown University Medical Center·JournalOncogene·DateMar 16, 2015

VIMS develops underwater robot to assist in oil-spill cleanup

Researchers at VIMS have developed an underwater robot that uses acoustic signals to gauge the thickness of oil slicks, a crucial step in determining spill volume. The ROV will aid in testing oil-spill-response tools and provide a platform for developing other sensors.

SourceVirginia Institute of Marine Science·DateMar 16, 2015
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Mental health misdiagnosis twice more likely for socially disadvantaged groups

A new study found that clinical therapists are more likely to misdiagnose mental illness when their patients belong to disadvantaged groups. The researchers followed patients and therapists during intake sessions, finding a twofold difference in diagnostic accuracy between advantaged and disadvantaged clients.

SourceSAGE·JournalSocial Psychological and Personality Science·DateMar 16, 2015

New technique to chart protein networks in living cells

A new approach for studying protein behavior in living cells allows scientists to follow protein networks in real-time, revealing the state and activity of molecular machinery. This technique will be useful for investigating disease mechanisms and exploring new drug targets.

SourceEuropean Molecular Biology Laboratory·JournalNature Biotechnology·DateMar 16, 2015
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Catalyst destroys common toxic nerve agents quickly

A new zirconium-based metal-organic framework (MOF) material has been developed to destroy toxic nerve agents like Soman (GD) and VX, with degradation rates of under three minutes. The material's effectiveness is attributed to its unique zirconium node and porous MOF structure.

SourceNorthwestern University·JournalNature Materials·DateMar 16, 2015

Baboon friends swap gut germs

A new study in baboons reveals that social relationships play a role in shaping an individual's gut microbial makeup. The researchers found that baboons who groomed each other more frequently shared more similar sets of gut microbes, suggesting that physical contact may be a key factor in allowing people to swap gut germs.

SourceDuke University·DateMar 16, 2015

Maps predict strength of structures

Rice researchers Rouzbeh Shahsavari and Navid Sakhavand have created universal maps that predict the properties of natural and biomimetic platelet-matrix composites. The maps are dimensionless and can be applied to materials built with nanoscale blocks as well as brick walls, or bigger.

SourceRice University·JournalNature Communications·DateMar 16, 2015
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Designing a better way to study stomach flu

A team of researchers is working on a five-year program to create a bioreactor that more closely simulates the complex tissues and dynamic movements of the intestinal track. This project aims to deliver a simple, easy-to-use and relatively inexpensive system for infectious disease labs.

SourceRice University·DateMar 16, 2015

Scientists make surprising finding in stroke research

Scientists at the University of Manchester discovered that inflammation in the brain causes and worsens damage after a stroke, contradicting previous theories. The study found that inflammasomes such as NLRP3 are not involved in brain injury caused by stroke, but rather NLRC4 and AIM2 inflammasomes contribute to this damage.

SourceUniversity of Manchester·JournalProceedings of the National Academy of Sciences·DateMar 16, 2015

Scientists find DNA is packaged like a yoyo

Researchers found DNA uncoils asymmetrically from nucleosomes like a yoyo, affecting protein production and genetic mutations. This discovery reveals the importance of DNA flexibility in cellular processes.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·JournalCell·DateMar 16, 2015

A second minor planet may possess Saturn-like rings

A team of researchers from MIT has detected optical features around Chiron that may signal the presence of a ring system, jets, or a shell of dust. The findings are based on observations of a stellar occultation in 2011, which revealed symmetrical and sharp features near the start and end of the event.

SourceMassachusetts Institute of Technology·JournalIcarus·DateMar 16, 2015

For some kids, Easter egg hunts can lead to skin problems

Children and adults allergic to nickel can develop rashes after contact with it, including nickel-rich foods like peanuts, oats, and processed cheese. Easter egg hunts can exacerbate these reactions, especially in children who binge on chocolate during the holiday

SourceWiley·JournalPediatric Dermatology·DateMar 16, 2015
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Complete angioplasty safe for certain heart attack survivors

A study found that complete revascularization after emergency angioplasty for STEMI reduced unplanned angioplasty or bypass surgery by 12%. Rates of death and repeat heart attacks were comparable between groups. The approach may help patients avoid future cardiac events.

SourceAmerican College of Cardiology·DateMar 16, 2015

How does prison time affect relationships?

Mothers connected to recently incarcerated men experience lower overall relationship quality, supportiveness, and physical abuse. Current paternal incarceration is positively associated with some indicators of relationship quality.

SourceWiley·JournalJournal of Marriage and Family·DateMar 16, 2015

Researchers rethink how our feathered friends evolved

A global genome study using the Gordon supercomputer has revealed new relationships among birds, with over 10,000 species analyzed. The study's findings have significant implications for understanding evolution and human traits.

SourceUniversity of California - San Diego·JournalScience·DateMar 16, 2015
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Ben-Gurion U. researchers develop groundbreaking approach to evaluate sleep disorders

Researchers at Ben-Gurion University have developed a non-contact breathing sound analysis algorithm to reliably estimate whole-night sleep evaluation for detection of sleep quality, snoring severity, and Obstructive Sleep Apnea. The new approach shows promising results in distinguishing between sleep and wake segments with high accuracy.

SourceAmerican Associates, Ben-Gurion University of the Negev·JournalPLOS ONE·DateMar 16, 2015

Global warming brings more snow to Antarctica

Research suggests that a 5% increase in Antarctic snowfall will lead to a 3cm drop in sea level over 100 years. The increased snowfall also elevates the grounded ice sheet on the continent, causing it to flow more rapidly into the ocean and contributing to sea-level rise.

SourcePotsdam Institute for Climate Impact Research (PIK)·JournalNature Climate Change·DateMar 16, 2015

New targets for rabies prevention and treatment

Scientists have discovered 63 genes linked to rabies sensitivity, with potential applications in prevention and treatment. The study's novel screening method can be used to uncover host-based genes involved in various infections and responses to drugs.

SourceWiley·JournalStem Cells·DateMar 16, 2015
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

A breakfast of champions for diabetics

A new study suggests that eating a high-caloric breakfast and a more modest dinner can significantly reduce post-meal glucose surges and improve glycemic control in type-2 diabetics. By consuming a larger meal at breakfast and a smaller meal at dinner, participants experienced lower blood glucose levels and increased insulin sensitivity.

SourceAmerican Friends of Tel Aviv University·JournalDiabetologia·DateMar 16, 2015

Pollution levels linked to stroke-related narrowing of arteries

Researchers analyzed medical test records for over 300,000 people and found a significant link between fine-particulate-matter pollution and stenosis in internal carotid arteries. This study suggests that lowering pollution levels may reduce the incidence of carotid artery stenosis and stroke.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalJournal of the American College of Cardiology·DateMar 16, 2015
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Remote ischemic preconditioning fails to improve heart bypass outcomes

A large randomized controlled trial found no significant improvements in cardiovascular death, non-fatal heart attack, stroke, or subsequent surgery in patients who received remote ischemic preconditioning before coronary artery bypass grafting. However, the study did reveal a 15% reduction in heart injury within 72 hours after surgery.

SourceAmerican College of Cardiology·DateMar 16, 2015

Persuasive power: Members of Congress can sway the public

A study by Ohio State University found that constituents who participated in online town halls with their representatives were more likely to agree with the legislator on important policy issues. These constituents also showed higher levels of trust and approval for their elected official, as well as increased voting intention.

SourceOhio State University·JournalProceedings of the National Academy of Sciences·DateMar 16, 2015

Biodiversity-protected areas in Indonesia ineffective in preventing deforestation: NUS-led study

A NUS-led study found that protected areas in Indonesia are ineffective in slowing down deforestation, instead suggesting the implementation of road monitoring, logging control, and alternative livelihoods to support conservation. The research highlights the need for more effective measures to tackle deforestation in the country.

SourceNational University of Singapore·JournalGlobal Environmental Change·DateMar 16, 2015

Life scientists streamline cutting-edge technique to edit mosquito genome

Researchers at Virginia Tech have developed a more efficient method to edit the mosquito genome using CRISPR-Cas9, enabling faster studies of disease-causing genes. This breakthrough may aid in developing novel strategies to control mosquito-borne diseases and reduce their impact on human health.

SourceVirginia Tech·JournalProceedings of the National Academy of Sciences·DateMar 16, 2015
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Genetically manipulating plants can reduce their water needs

Researchers have developed genetic tools to pre-adapt crops to future drier climates, improving water efficiency and reducing the need for irrigation. By altering plant stomata, crop yields can be maintained or increased with less water, supporting regions facing water scarcity.

SourceWiley·JournalNew Phytologist·DateMar 16, 2015

Scans for clinic patients may cut heart attack risk, study finds

A study published in The Lancet suggests that routine heart scans for patients referred to cardiac clinics with chest pain could reduce heart attack rates. The SCOT-HEART trial found that around a quarter of patients had their diagnoses reclassified after receiving the scan, prompting new treatments in many cases.

SourceUniversity of Edinburgh·JournalThe Lancet·DateMar 16, 2015

Symmetry matters in graphene growth

The study found that geometric relationships between graphene and the substrate determine island shapes, with triangular surfaces leading to more irregular structures. Understanding this process can help design grain boundaries with specific properties, useful for electronics applications.

SourceRice University·JournalPhysical Review Letters·DateMar 16, 2015

Penn vet team points to new colon cancer culprit

A team of researchers from the University of Pennsylvania has found evidence of a new culprit in colon cancer, the protein MSI2. Overexpression of MSI2 is common in colon cancer tumors and promotes tumor growth by disrupting cellular metabolism.

SourceUniversity of Pennsylvania·JournalNature Communications·DateMar 16, 2015
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Colorful life-form catalog will help discern if we're alone

A team of international scientists has created a colorful catalog of reflection signatures from various Earth life forms to aid in the search for extraterrestrial life. The database features 137 diverse life forms, including extremophiles from extreme environments, which can help astronomers spot potential biosignatures on exoplanets.

SourceCornell University·JournalProceedings of the National Academy of Sciences·DateMar 16, 2015

Targets identified for developing therapies for IBMPFD

A new study has identified protein modification needed to treat IBMPFD, a rare and deadly genetic disorder. The researchers found that changing the p47 protein could lead to proper cellular functions in cells with mutated p97, opening the door for potential treatments or prevention.

SourceLA BioMed·JournalProceedings of the National Academy of Sciences·DateMar 16, 2015

Arm is safer access point than groin for catheter-based heart procedures

A study published by the American College of Cardiology found that patients undergoing coronary angiogram with radial access had a significantly lower risk of major bleeding and death compared to those with femoral access. The study suggests that the arm should be the preferred approach for most catheter-based heart procedures.

SourceAmerican College of Cardiology·DateMar 16, 2015
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Universal public drug plan could save money for Canada

A new study published in Canadian Medical Association Journal suggests that implementing a universal public drug plan could reduce Canada's spending on prescription drugs by $7.3 billion per year, while employers and unions could save an additional $8.2 billion. This cost savings is attributed to economies of scale in price negotiation...

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateMar 16, 2015

2015 Harriet Evelyn Wallace Scholarship winners announced

The American Geosciences Institute has selected Emma Reed and Annette Patton as the latest recipients of the $5,000 Harriet Evelyn Wallace Scholarship. Both Master's candidates are using their research to investigate climate variability and environmental stressors in geoscience.

SourceAmerican Geosciences Institute·DateMar 16, 2015

Genetic discovery provides clues to how TB may evade the immune system

A large-scale genetic study of tuberculosis susceptibility has identified a key gene, ASAP1, that affects an individual's ability to fight the infection. The research found that variants of this gene impact susceptibility to TB and may hold clues to designing more effective vaccines for prevention.

SourceUniversity of Cambridge·JournalNature Genetics·DateMar 16, 2015

Losing weight substantially reduces atrial fibrillation

A study by the American College of Cardiology found that obese patients with atrial fibrillation who lost at least 10% of their body weight were six times more likely to achieve long-term freedom from the condition. Sustained weight loss was also associated with significant beneficial structural changes in the heart and improved other ...

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateMar 16, 2015

Los Alamos offers new insights into radiation damage evolution

Los Alamos researchers uncovered how materials develop defects during irradiation, revealing key factors that affect their properties. The studies shed light on defect mobility, grain boundary structure, and interface-sink efficiency, which are crucial for predicting material behavior under extreme environments.

SourceDOE/Los Alamos National Laboratory·JournalScientific Reports·DateMar 16, 2015

Cropping Africa's wet savannas would bring high environmental costs

A new report finds that only a small percentage of Africa's wet savannas have potential to produce staple crops while emitting less carbon dioxide. Converting these lands into farmland would release significant greenhouse gases, threatening biodiversity and local food security.

SourcePrinceton School of Public and International Affairs·JournalNature Climate Change·DateMar 16, 2015

Exercise slows tumor growth, improves chemotherapy in mouse cancers

Researchers found that exercise significantly improved blood vessel formation around tumors, leading to better oxygenation and reduced tumor growth. Exercise also enhanced the efficacy of chemotherapy drugs, shrinking tumors more effectively than sedentary animals.

SourceDuke University Medical Center·JournalJNCI Journal of the National Cancer Institute·DateMar 16, 2015

Global economic impact of diabetes revealed in new study

A new study reveals the significant economic impact of diabetes globally, with high healthcare costs and lost wages in various countries. The review highlights the burden on individuals, families, and societies, especially in low- and middle-income nations where people with diabetes face limited access to affordable care.

SourceUniversity of East Anglia·JournalPharmacoEconomics·DateMar 16, 2015

Solar could meet California energy demand 3 to 5 times over

A new study suggests that integrating solar facilities into urban and suburban environments can generate up to 15,000 terawatt-hours of energy per year. The research found that California has millions of acres of land compatible for photovoltaic and concentrating solar power construction with minimal environmental impact.

SourceCarnegie Institution for Science·JournalNature Climate Change·DateMar 16, 2015

The 10-point guide to the integral management of menopausal health

The European Menopause and Andropause Society's 10-point guide provides a comprehensive approach to managing menopausal health, emphasizing individual needs and personalized care. The guide covers diagnosis, screening, treatment, and follow-up, aiming to promote health over several decades.

SourceElsevier·JournalMaturitas·DateMar 16, 2015

New remote control for molecular motors

Physicists remotely control magnetic molecules spinning like tops using circularly polarised magnetic field changes. Theoretical findings by Iosif Davidovich Tokman and Vera Il'nichna Pozdnyakova may lead to designing rotating magnetic molecule rotors for powering molecular motors.

SourceSpringer·JournalThe European Physical Journal B·DateMar 16, 2015

Microbes in the seafloor: Little nutrients, lots of oxygen

A research team found oxygen in the entire thickness of nutrient-poor seafloor areas, contrary to previous beliefs that only surface layers contain oxygen. The findings have significant implications for our understanding of microbial life, geochemical processes, and Earth's interior composition.

SourceGFZ GeoForschungsZentrum Potsdam, Helmholtz Centre·JournalNature Geoscience·DateMar 16, 2015

How NORE1A acts as a barrier to tumor growth

Researchers discovered how NORE1A prevents excessive cell proliferation associated with cancer. Overexpressing NORE1A induced cell senescence, whereas removing the protein enhanced cancer-promoting Ras mutations. This study highlights the critical role of NORE1A in regulating tumor growth.

SourceRockefeller University Press·JournalJournal of Cell Biology·DateMar 16, 2015

Low vaccination rates fuel the 2015 measles outbreak

Researchers calculate vaccine coverage among exposed populations in California, Arizona, and Illinois as far below 96-99% necessary for herd immunity. The virus's effective reproduction rate is estimated between 3.2-5.8, emphasizing the importance of vaccination to control outbreaks.

SourceBoston Children's Hospital·JournalJAMA Pediatrics·DateMar 16, 2015

Scripps Florida scientists confirm key targets of new anti-cancer drug candidates

Scientists from the Scripps Research Institute have confirmed that ribosome assembly is a potentially fertile new target for anti-cancer drugs. The study highlights the essential function of Casein kinase 1δ (CK1δ) and CK1ε in human ribosome assembly, which are also elevated in several tumor types and neurodegenerative diseases.

SourceScripps Research Institute·JournalJournal of Cell Biology·DateMar 16, 2015

Thinking of your life as a novel

Middle-aged adults who show sustained concern for others are more likely to construe their lives as stories of personal redemption. Redemption narratives sustain hope that sacrifices today may produce future dividends, helping generative adults persevere in promoting the well-being of future generations.

SourceNorthwestern University·JournalPsychological Science·DateMar 16, 2015

Trial of bivalirudin during angioplasty reports mixed results

The study found bivalirudin to be associated with significantly lower rates of bleeding complications and death, but failed to meet its co-primary composite endpoints. The high prevalence of heart attacks in patients may have diluted the benefits reflected in the rates of death and bleeding.

SourceAmerican College of Cardiology·DateMar 16, 2015

A new method for making perovskite solar cells

A new method for making perovskite solar cells has been developed by researchers at Brown University, which involves a room-temperature solvent bath to create perovskite crystals. The technique produces high-quality crystalline films with precise control over thickness across large areas.

SourceBrown University·JournalJournal of Materials Chemistry A·DateMar 16, 2015

Study reveals value of zoos and aquariums in boosting biodiversity understanding

New research from the University of Warwick found that zoos and aquariums can increase respondents' understanding of biodiversity and conservation after a visit. The study involved 5,661 respondents at 26 zoos and aquariums worldwide, showing an increase in positive evidence of biodiversity understanding from pre-visit to post-visit.

SourceUniversity of Warwick·JournalConservation Biology·DateMar 16, 2015

A more tolerant America?

A recent study by SDSU psychology professor Jean M. Twenge found that Americans are increasingly tolerant of people with different views and lifestyles, including those who identify as LGBTQ+, atheists, and have differing political beliefs. The study, which analyzed data from the General Social Survey, also found a decrease in toleranc...

SourceSan Diego State University·JournalSocial Forces·DateMar 16, 2015

Frequency of tornadoes, hail linked to El Niño, La Niña

A new study reveals that El Niño and La Niña conditions can predict the frequency of tornadoes and hail storms in susceptible regions of the United States. Moderate La Niña events lead to more tornadoes and hail storms, while El Niño suppresses both types of storms.

SourceColumbia Climate School·JournalNature Geoscience·DateMar 16, 2015

Universal public drug coverage would save Canada billions

A new study from the University of British Columbia suggests that Canada can implement universal public drug coverage without increasing taxes. The study estimates that this system would save the Canadian economy $7.3 billion annually by increasing the use of generic drugs and negotiating lower prices with pharmaceutical companies.

SourceUniversity of British Columbia·JournalCanadian Medical Association Journal·DateMar 16, 2015

Kidney transplant tolerance mechanism identified

Columbia University researchers have identified a unique set of patient-specific T cells that react to donor tissue, increasing in number before rejection but decreasing after acceptance. The study supports combining kidney and bone marrow transplants to reduce organ rejection and potentially eliminate lifelong immunosuppression.

SourceColumbia University Irving Medical Center·JournalScience Translational Medicine·DateMar 16, 2015

New images of the brain show the forgetful side effect of frequent recall

A new study using brain imaging shows that intentional recall can lead to the suppression of competing memories, altering their accessibility. The research found that remembering dynamically changes which aspects of our past remain available, and this mechanism is not limited to specific memory types.

SourceUniversity of Birmingham·JournalNature Neuroscience·DateMar 16, 2015

Health system factors improve medication adherence among seniors with diabetes

A new study published in Medical Care found that specific health system factors, including prescriptions with a 90-day supply and lower copayments, nearly doubled the likelihood of patients adhering to prescribed heart and diabetes medications. The study examined nearly 130,000 Kaiser Permanente members with diabetes and aged 65 or older.

SourceKaiser Permanente·JournalMedical Care·DateMar 16, 2015

East Antarctica melting could be explained by oceanic gateways

Researchers discovered two seafloor gateways that allow warm ocean water to reach the base of Totten Glacier in East Antarctica. This finding explains the glacier's rapid thinning and raises concerns about sea level rise. The study highlights the importance of understanding the role of oceanic gateways in glacier melting.

SourceUniversity of Texas at Austin·JournalNature Geoscience·DateMar 16, 2015

Laughter is an effective catalyst for new relationships

A study found that laughter triggers the release of endorphins, encouraging people to make intimate disclosures to strangers. The participants who laughed together shared more personal information than those who didn't.

SourceSpringer Science+Business Media·JournalHuman Nature·DateMar 16, 2015

Researchers increase energy density of lithium storage materials

Scientists have developed a new storage principle and material that enables the reversible storage of 1.8 Li per formula unit, increasing lithium storage density by up to 420 mAh/g. The new system allows for high packing densities and stable operation, making it suitable for energy supply of devices with high power requirements.

SourceKarlsruher Institut für Technologie (KIT)·JournalAdvanced Energy Materials·DateMar 16, 2015

Insulin pumps need greater safety review

The American Diabetes Association and European Association for the Study of Diabetes call for a comprehensive safety overhaul of insulin pumps, including greater access to data from manufacturers and funding for independent clinical trials. This is crucial for healthcare teams to educate patients on preventing errors with these devices.

SourceAmerican Diabetes Association·JournalDiabetes Care·DateMar 16, 2015

Rare African bush may help kidney cancer treatment

Researchers at the University of Leeds have discovered a rare African bush that may help treat kidney cancer. The Phyllanthus engleri plant contains a chemical called Englerin A, which activates specific proteins in renal cancer cells, leading to their death.

SourceUniversity of Leeds·JournalAngewandte Chemie·DateMar 16, 2015

Annals of Internal Medicine tip sheet for March 17, 2015

The American College of Physicians recommends against routine cardiac screening for low-risk adults, citing insufficient evidence and potential harms. Instead, physicians should focus on mitigating cardiovascular risk through treating modifiable factors like smoking and hypertension.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateMar 16, 2015

Spherical nucleic acids set stage for new paradigm in drug development

Researchers have developed spherical nucleic acids that can selectively trigger the immune response, potentially treating a range of diseases including psoriasis, lupus, rheumatoid arthritis, lymphoma, bladder cancer, and prostate cancer. SNAs are nontoxic, potent, and efficiently deliver nucleic acids into cells via the endosome.

SourceNorthwestern University·JournalProceedings of the National Academy of Sciences·DateMar 16, 2015

Milk protein comparison unveils nutritional gems for developing babies

Researchers developed a new technique to compare human milk and rhesus macaque monkey milk proteomes. The study identified 524 human milk proteins and 518 in macaque milk, revealing 88 common proteins at different levels. Human milk contains higher levels of proteins aiding fat digestion and increasing iron absorption.

SourceUniversity of California - Davis·JournalJournal of Proteome Research·DateMar 16, 2015

Omics methods: Towards a better prediction of the effects of substances at very low doses

Scientists use advanced omics technologies to analyze the effects of substances on human cells, revealing potential health risks at very low concentrations. The study identifies changes in protein patterns and metabolism at non-toxic levels, which could inform the development of new risk assessment methods.

SourceHelmholtz Centre for Environmental Research - UFZ·JournalJournal of Proteome Research·DateMar 16, 2015

Jailbreaking yeast could amp up wine's health benefits, reduce morning-after headaches

University of Illinois scientists have engineered a 'jailbreaking' yeast that increases wine's health benefits and reduces toxic byproducts. The new technology allows for precise metabolic engineering, enabling the addition of bioactive compounds from other foods and improving malolactic fermentation.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalApplied and Environmental Microbiology·DateMar 16, 2015

Motor neurone disease -- researchers identify new group of gene suspects

A recent study has identified a group of gene variants that may contribute to sporadic motor neurone disease, a devastating condition affecting thousands of Australians. Researchers sequenced the protein-coding genes of 44 MND-affected individuals and their parents, finding rare genetic changes in two-fifths of cases.

SourceUniversity of Sydney·JournalScientific Reports·DateMar 16, 2015

Investigators find window of vulnerability for STIs to infect female reproductive tract

A study published in Nature Reviews Immunology reveals a 'window of vulnerability' for sexually transmitted infections (STIs) to infect the female reproductive tract. The researchers found that hormonal changes during the menstrual cycle create an optimal environment for implantation, which also increases susceptibility to STIs.

SourceThe Geisel School of Medicine at Dartmouth·JournalNature Reviews Immunology·DateMar 16, 2015