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Science News Archive March 2015 - Page 15


Page 15 of 38

TGAC's take on the first portable DNA sequencing 'laboratory'

The Genome Analysis Centre (TGAC) successfully trialled the MinION portable DNA sequencing device for real-time analysis of environmental samples. The team sequenced complex metagenomic samples, identifying species in real-time using bioinformatics tools Kontaminant and NanoOK.

SourceEarlham Institute·DateMar 19, 2015

Crocodile ancestor was top predator before dinosaurs roamed North America

A newly discovered crocodilian ancestor, Carnufex carolinensis, filled one of North America's top predator roles before dinosaurs arrived on the continent. The 9-foot long land-dwelling crocodylomorph likely preyed upon smaller inhabitants like armored reptiles and early mammal relatives.

SourceNorth Carolina State University·JournalScientific Reports·DateMar 19, 2015

Thinking of drinking and driving? What if your car won't let you?

Researchers estimate that installing alcohol ignition interlock devices in all new cars could prevent up to 85% of crash deaths attributable to alcohol-involved motor vehicle crashes. This would save over 59,000 lives and prevent 1.25 million non-fatal injuries. The estimated cost savings would be $343 billion over 15 years.

SourceMichigan Medicine - University of Michigan·JournalAmerican Journal of Public Health·DateMar 19, 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.

Racial, ethnic differences in picking surgeons, hospitals for breast cancer care

A study of 500 women in California found that black and Hispanic patients were less likely to choose their surgeon based on reputation compared to white women. Health plans played a significant role in hospital selection for all groups. These findings suggest minority patients have less involvement in choosing their healthcare providers.

SourceJAMA Network·JournalJAMA Oncology·DateMar 19, 2015

Altering brain chemistry makes us more sensitive to inequality

Researchers at UC Berkeley and UC San Francisco found that giving participants a drug that changes brain chemistry makes them more willing to divide resources equally. The study may lead to better understanding of mental illnesses like schizophrenia or addiction, and potentially diagnostic tools or treatments.

SourceUniversity of California - Berkeley·JournalCurrent Biology·DateMar 19, 2015

Better season-long nutrient supply in soybean a 'low-hanging fruit' to improve upon

A recent study by the University of Illinois has identified specific nutritional needs for soybeans to improve yield and seasonal nutrient supply. The researchers found that nutrients such as phosphate, potassium, nitrogen, sulfur, and copper are critical for high-yielding success.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalAgronomy Journal·DateMar 19, 2015

Kidney cancer detected early with urine test

Researchers developed a non-invasive method to screen for kidney cancer by measuring protein biomarkers in urine, achieving over 95% accuracy. The findings suggest the potential for an easy-to-use screening test, similar to mammograms or colonoscopies, to identify patients with kidney cancer at early stages.

SourceWashU Medicine·JournalJAMA Oncology·DateMar 19, 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.

New strategy to protect healthy gut microbes from antibiotics

A study published in Cell Reports reveals a potential strategy for promoting the right balance of gut microbes in antibiotic-treated mice by manipulating the autoinducer-2 (AI-2) chemical signal. The researchers found that high levels of AI-2 increased the expansion of Firmicutes phylum, leading to a healthy state of the gut microbiota.

SourceCell Press·JournalCell Reports·DateMar 19, 2015

World Heritage Sites risk collapse without stronger local management

Researchers warn that localized issues like nutrient pollution and deforestation can exacerbate climate change impacts on ecosystems. Strengthening local management is crucial to expand the 'safe operating space' for these ecosystems, which are critical to global biodiversity. Local actions can be well understood and not too expensive.

SourceUniversity of Wisconsin-Madison·JournalScience·DateMar 19, 2015

Protecting against memory loss with olives

A three-year project at Goethe University Frankfurt is investigating olive polyphenols to develop new functional food for the ageing society. The researchers aim to test whether these substances can protect against Alzheimer's disease and improve brain function.

SourceGoethe University Frankfurt·DateMar 19, 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.

Spreading the seeds of big data

MSU researchers are using big data analytics to help farmers adapt to climate variability, reducing nitrous oxide emissions and algal blooms. The project aims to integrate crop models with satellite imagery and UAVs to promote water-, nutrient- and climate-smart technologies.

SourceMichigan State University·DateMar 19, 2015

Spinal cord neurons that control pain and itch

Research reveals spinal cord neurons in the dorsal horn use glycine to inhibit pain signals, while also controlling various forms of itch. The discovery offers new insights into the Gate Control Theory and potential therapeutic targets for pain management.

SourceUniversity of Zurich·JournalNeuron·DateMar 19, 2015
Apple iPhone 17 Pro

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

Click! That's how modern chemistry bonds nanoparticles to a substrate

Researchers from the Institute of Physical Chemistry of Poland use click chemistry to bond nanoparticles to a glassy carbon substrate, creating covalent bonds and forming stable structures. The method has advantages such as low temperatures, high yield and versatility.

SourceInstitute of Physical Chemistry of the Polish Academy of Sciences·JournalElectrochemistry Communications·DateMar 19, 2015

New research investigates potential probiotic benefits of a pear-enriched diet

A new study found that pears, rich in phenolics and antioxidants, can support beneficial probiotic bacterial response while controlling stomach-related diseases. The results suggest a pear-enriched diet may provide efficient management options for diet-linked non-communicable diseases.

SourceEdelman Public Relations, New York·JournalFood Research International·DateMar 19, 2015

Leadership: 10 tips for choosing an academic chair

The article provides ten key criteria for top-level appointments, emphasizing the importance of clear expectations and emotional intelligence. Leading experts recommend establishing a balanced set of job requirements to find successful candidates.

SourceUniversity of Zurich·JournalNature·DateMar 19, 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.

Spot treatment

Acne sufferers may benefit from a new therapy that reduces breakout frequency and intensity using ultrasound, gold-covered particles, and lasers. The treatment works by deactivating sebaceous glands, reducing sebum production and preventing bacterial growth.

SourceUniversity of California - Santa Barbara·JournalJournal of Controlled Release·DateMar 19, 2015

Color-morphing reef fish is a 'wolf in sheep's clothing'

A new study reveals that dottyback reef fish can change color to imitate various damselfish species, allowing it to sneak up on unsuspecting young and avoid detection by larger predators. This unique ability makes it harder for prey to develop strategies to evade the dottyback.

SourceUniversity of Cambridge·JournalCurrent Biology·DateMar 19, 2015

Even at a molecular level, taking it slow helps us cope with stress

Researchers have identified a critical molecular pathway in blood stem cells that can be manipulated to enhance their regenerative capacity and reduce the signs of aging. By slowing down mitochondrial activity, they found that levels of SIRT7 can help cope with stress caused by misfolded proteins.

SourceUniversity of California - Berkeley·JournalScience·DateMar 19, 2015

New tobacco atlas details scale, harms of tobacco epidemic

The Tobacco Atlas details the scale of the tobacco epidemic, its harmful influence on health, poverty, social justice, and the environment. The report highlights the tobacco industry's expanding array of tactics to preserve profits, including aggressive marketing and legal action, which cause economic, social, and environmental harm.

SourceAmerican Cancer Society·DateMar 19, 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.

Jewish-Christian encounters outside Europe

Researchers at Ruhr-University Bochum analyze interactions between Oriental-Orthodox Churches and Jewish communities in the post-Late Antiquity period. The project aims to close a research gap, exploring manuscripts, inscriptions, and archaeological artefacts in different languages.

SourceRuhr-University Bochum·DateMar 19, 2015

Men's preference for certain body types has evolutionary roots

A study found that men are attracted to women with a specific angle of lumbar curvature, which would have supported pregnant women during childbirth. This preference has evolutionary roots and is not related to buttock size.

SourceUniversity of Texas at Austin·JournalEvolution and Human Behavior·DateMar 19, 2015

Prehistoric stone tools bear 500,000-year-old animal residue

Researchers at Tel Aviv University have discovered the first direct evidence of prehistoric humans using stone tools to butcher animal carcasses. The analysis of 500,000-year-old flint tools found at a site in Israel revealed signs of animal residue and use-wear patterns consistent with butchering activities.

SourceAmerican Friends of Tel Aviv University·JournalPLOS ONE·DateMar 19, 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.

IUPUI mathematician modeling human motor movements in Huntington's disease

Researchers are developing a biologically plausible model of the whole system to predict outcomes of future experiments and provide more information about the brain's ability to learn new motor movements. The goal is to understand how people execute, control and learn movements to lead to new treatments for Huntington's disease.

SourceIndiana University-Purdue University Indianapolis School of Science·DateMar 19, 2015

Atlas of thoughts

A research group at Aarhus University developed a computer game called Quantum Moves, played 400,000 times by ordinary people, providing unique insight into the human brain's ability to solve problems. The results show females outperform males in solving problems, highlighting an unexploited capacity for ingenuity in the human brain.

SourceAarhus University·JournalHuman Computation·DateMar 19, 2015

Sharper nanoscopy

Researchers have developed a new approach to sharpen nanoscale microscopy by precisely determining the light source's location, overcoming diffraction limit challenges. This innovation enables super-resolution imaging with accuracy, correcting for image-dipole distortions and improving spatial resolution.

SourceJoint Quantum Institute·JournalNature Communications·DateMar 19, 2015

The cost of dominance

A series of University of Utah studies found that hostile-dominant personality styles are associated with increased vulnerability to cardiovascular disease, including higher blood pressure and severe atherosclerosis. In contrast, warm-dominant styles are linked to lower blood pressure and more support in marriages.

SourceUniversity of Utah·DateMar 19, 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.

Scientists grow 'mini-lungs' to aid the study of cystic fibrosis

Researchers at the University of Cambridge have successfully grown 'mini-lungs' using induced pluripotent stem cells derived from skin cells of patients with cystic fibrosis. These mini-lungs can be used to test potential new drugs and provide a more reliable alternative to traditional animal models.

SourceUniversity of Cambridge·JournalStem Cells and Development·DateMar 19, 2015

Total body iron balance: Liver MRI better than biopsy

Researchers at Children's Hospital Los Angeles have found that liver MRI is more accurate than biopsy in determining total body iron balance. The study suggests that liver MRI can be a safer and less painful alternative to liver biopsy, which has high sampling variability and can cause bleeding.

SourceChildren's Hospital Los Angeles·JournalMagnetic Resonance Imaging·DateMar 19, 2015

Chromosome shattering may be a hidden cause of birth defects

Chromothripsis, a hidden genetic disorder, can cause severe birth defects in children despite its absence in healthy parents. The condition affects multiple genes and leads to difficulties getting pregnant, miscarriages, and intellectual disability.

SourceCell Press·JournalAmerican Journal of Human Genetics·DateMar 19, 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.

Suspension leads to more pot use among teens, study finds

A new study found that suspending students for marijuana use can lead to more pot use among their classmates, but counseling is a more effective means of combating marijuana use. Schools with suspension policies had a 1.6 times higher rate of marijuana use among students compared to those without such policies.

SourceUniversity of Washington·JournalAmerican Journal of Public Health·DateMar 19, 2015

NC State researchers create 'nanofiber gusher'

Engineers at North Carolina State University and Xanofi developed a simple process to fabricate mass quantities of polymer nanofibers, with potential applications in filtration, batteries and cell scaffolding. The method uses liquid solution and spinning cylinder, producing nanofibers on a massive scale.

SourceNorth Carolina State University·JournalAdvanced Materials·DateMar 19, 2015

NIH-funded researchers find off-patent antibiotics effectively combat MRSA skin infections

Researchers have found that clindamycin and TMP-SMX are equally effective in treating uncomplicated skin infections caused by community-associated MRSA. The study's findings suggest that these off-patent antibiotics can be used successfully to combat MRSA skin infections acquired outside of hospitals.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalNew England Journal of Medicine·DateMar 19, 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.

£70 million boost for UK science research

The Engineering and Physical Sciences Research Council (EPSRC) is investing £70 million in science research projects across the UK. The funding will support equipment and projects at 18 universities, including ultra-bright lasers, electron microscopes, and advanced x-ray imaging.

SourceEngineering and Physical Sciences Research Council·DateMar 19, 2015

Penn Medicine study finds being near greened vacant lots lowers heart rates

Residents who walked near newly greened vacant lots had significantly lower heart rates compared to walking near blighted, or neglected, vacant lots. The average heart rate reduction was over 5 beats per minute lower when near greened lots versus non-greened lots.

SourceUniversity of Pennsylvania School of Medicine·JournalAmerican Journal of Public Health·DateMar 19, 2015

Stem cells show promise for reversing type 2 diabetes

Researchers at University of British Columbia found a new approach to treating Type 2 diabetes using stem cell transplants and conventional drugs. The study showed mice became glucose tolerant after receiving the transplants, while those without received only drugs, resulting in unexpected weight loss.

SourceUniversity of British Columbia·JournalStem Cell Reports·DateMar 19, 2015

Government action needed on iconic World Heritage ecosystems

Researchers warn that localised issues such as water pollution and deforestation can exacerbate the effects of climatic extremes, reducing an ecosystem's capacity to cope with climate change. The authors call for enhanced local action to protect globally important ecosystems like the Great Barrier Reef and Amazon rainforest.

SourceARC Centre of Excellence for Coral Reef Studies·JournalScience·DateMar 19, 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.

World-first cancer drugs could work in larger group of patients

A pioneering class of drugs targeting BRCA breast cancer genes may also work against tumours with CLBC gene defects. Researchers found that CLBC-defective cancer cells are vulnerable to PARP inhibitor drugs, opening up new treatment possibilities for a broader group of patients.

SourceInstitute of Cancer Research·JournalOncoTargets and Therapy·DateMar 19, 2015

The dissemination of staph infections in hospitals

Research by Thomas Obadia and colleagues found that frequent contact between patients and healthcare workers increased the risk of Staphylococcus aureus transmission. The study analyzed 85,025 daily interactions over four months and validated the use of wireless sensors for infection control.

SourcePLOS·JournalPLOS Computational Biology·DateMar 19, 2015

Explosive Destruction System begins first stockpile project

The Explosive Destruction System (EDS) has begun destroying chemical munitions at the US Army Pueblo Chemical Depot, preparing for a larger operation to destroy 780,000 munitions containing 2,600 tons of mustard agent. The new system is designed to process stockpile munitions more efficiently than previous versions.

SourceDOE/Sandia National Laboratories·DateMar 19, 2015

Lack of knowledge about new foreign markets hampers international success

A study of 91 German-owned multinationals found that companies lose profit due to geographical, cultural, or administrative challenges in new international markets. Companies should gather and exchange knowledge before entering challenging markets, recommends Associate Professor Ingo Kleindienst.

SourceAarhus University·JournalJournal of International Management·DateMar 19, 2015

Superconductivity breakthroughs

Researchers have made a significant breakthrough in understanding the microscopic electronic structure of cuprate superconductors, a key step towards achieving room-temperature superconductivity. The study reveals a stripe-like pattern in the static electron configuration, which differs from previous theoretical models.

SourceCanadian Light Source, Inc.·JournalScience·DateMar 19, 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.

Steroid links fat accumulation with egg development

Research by Carnegie Institution scientists links steroid hormone ecdysone with fat accumulation and egg development in fruit flies. The findings suggest that increased stored body fat and sugars support healthy oocyte production and fertility.

SourceCarnegie Institution for Science·JournalCurrent Biology·DateMar 19, 2015

'Attract and kill:' Trapping malaria mosquito mums before they lay eggs

Researchers have discovered a naturally occurring chemical, cedrol, that attracts pregnant malaria-transmitting mosquitoes, offering a new way to control mosquitoes. The team found that the chemical increased the likelihood of female mosquitoes laying eggs in treated water by two to three times.

SourceLondon School of Hygiene & Tropical Medicine·JournalMalaria Journal·DateMar 19, 2015

Physician practices need help to adopt new payment models, study finds

A study by RAND Corporation and American Medical Association found that physician practices need help adapting to new payment models, which can improve quality and reduce costs. The report suggests that operational details of alternative payment models can either support or hinder practices' efforts to improve their processes.

SourceRAND Corporation·DateMar 19, 2015

Rice fine-tunes quantum dots from coal

Researchers at Rice University have developed a method to control the size-dependent band gap of coal-based graphene quantum dots, enabling specific semiconducting properties. The new process uses ultrafiltration or direct control of reaction temperature, producing smaller dots with different optical and electronic properties.

SourceRice University·JournalACS Applied Materials & Interfaces·DateMar 18, 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.