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Science News Archive March 2018 - Page 27


Page 27 of 41

Marine exploration sensing with light and sound

Researchers at KAUST are designing hybrid optical-acoustic sensors to collect high-quality data while minimizing noise pollution. The new system uses acoustic and optical signals for communication, allowing accurate location tracking and reducing energy consumption.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalSensors·DateMar 12, 2018
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.

Managing blood pressure in barbershops yields substantial improvements

A study presented at the American College of Cardiology's Annual Scientific Session found that African-American men who received frequent monitoring and medication management from a specially-trained pharmacist in their barbershop saw a marked drop in blood pressure, with systolic blood pressure dropping by an average of 21 mm Hg. The ...

SourceAmerican College of Cardiology·JournalNew England Journal of Medicine·DateMar 12, 2018

Digging up the Precambrian

Fossilized burrows from the late Ediacaran period show earlier origins of animal behavior, challenging previous theories. The discovery of large-sized, penetrative trace fossils indicates a radical transformation in marine ecosystems during this time.

SourceNagoya University·JournalRoyal Society Open Science·DateMar 12, 2018

Mexico well ahead of US in LGBT rights

A new study by University of Vermont professor Caroline Beer reveals that Mexico is more progressive than the US when it comes to LGBT rights. In contrast to the US, where religion suppresses LGBT rights, Mexico sees a positive correlation between liberal governance and increased LGBT-friendly legislation.

SourceUniversity of Vermont·JournalState Politics & Policy Quarterly·DateMar 12, 2018

cfaed researchers of TU Dresden uncover doping in organic semiconductors

Researchers from CFAED at TU Dresden have made a significant discovery in organic semiconductors by uncovering doping. The team simulated and experimentally verified the doping properties of prototypic materials C60 and ZnPc using density of states and Fermi level position analysis.

SourceTechnische Universität Dresden·JournalNature Materials·DateMar 12, 2018
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.

Researchers identify key step in viral replication

A study published in Nature Microbiology reveals how reovirus hijacks the host cell's TRiC protein to assemble new viruses, shedding light on a poorly understood process. This discovery could lead to new therapeutics and contribute to understanding protein-misfolding diseases like Alzheimer's and Huntington's.

SourceUniversity of Pittsburgh Schools of the Health Sciences·JournalNature Microbiology·DateMar 12, 2018

Some breast cancer patients are missing out on genetic counseling

A new study found that nearly half of women with breast cancer who should undergo genetic testing did not receive it. Genetic counselors were underutilized, with only half of those in the high-risk group receiving counseling before surgery.

SourceMichigan Medicine - University of Michigan·JournalJournal of Clinical Oncology·DateMar 12, 2018

Elephant declines imperil Africa's forests

A Duke University study found that reduced forest elephant populations will lead to significant changes in tree species composition and structure, as well as understory density and nutrient availability. Without intervention, up to 96% of Central Africa's forests may undergo major transformations.

SourceDuke University·JournalConservation Biology·DateMar 12, 2018

Study finds flatfoot reconstruction effective for older patients

A new study from Hospital for Special Surgery finds that flatfoot reconstruction is a viable option for older patients, providing better long-term outcomes and mobility compared to foot fusions. The research, which evaluated over 130 patients aged 65 and older, showed consistent positive surgical outcomes across all age groups.

SourceHospital for Special Surgery·DateMar 12, 2018
Apple iPhone 17 Pro

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

What if we could predict when an athlete was going to be injured?

Researchers developed a framework to measure an athlete's risk of injury using IoT technology, combining data from smartphones, devices, and injury surveillance. The study found that athletes who played at least eight games had more than three times greater odds of injury occurrence.

SourceSociety for Risk Analysis·JournalRisk Analysis·DateMar 12, 2018

Negative-emissions technology in the United States

Researchers evaluate bioenergy with carbon capture and storage (BECCS) in the US, finding that approximately 30% of biomass is suitable for near-term deployment. The study suggests BECCS could provide up to 100-110 megatonnes of negative emissions per year by 2020 and 360-630 megatonnes by 2040.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMar 12, 2018

Neolithic migration and diet in Iberian Peninsula

A study on Neolithic migration in the Iberian Peninsula reveals a distinct population with persistent genetic characteristics. The population's diet remained constant across space and time, dominated by terrestrial food sources.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMar 12, 2018

Plants overcome hunger with the aid of autophagy

Researchers at Tohoku University discovered that plants activate autophagy in leaf cells to derive essential amino acids during periods of low sunlight. This process allows plants to survive and grow under conditions of energy scarcity, enabling them to adapt to environmental challenges.

SourceTohoku University·JournalPlant and Cell Physiology·DateMar 12, 2018
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.

Childhood trauma link offers treatment hope for people with schizophrenia

Researchers have established a link between childhood trauma and severe hallucinations in schizophrenia, offering new treatment hope. The study found that childhood trauma was associated with hallucinations and delusions, and may help empower young patients to make informed decisions about their mental health.

SourceOrygen·JournalSchizophrenia Bulletin·DateMar 12, 2018

Response of new cotton variety (rassafa) to nitrogen fertilizer

A field experiment was conducted over two years to evaluate the effects of different nitrogen levels and drip irrigation modes on seed cotton yield, dry matter, and water productivity. Results showed that Rassafa cotton cultivar is responsive to nitrogen fertilizer and drip irrigation modes.

SourceBentham Science Publishers·JournalThe Open Agriculture Journal·DateMar 12, 2018

Polymer nanoparticle shows ability to locate and treat breast tumors

Researchers at Wake Forest Baptist Medical Center have developed a fluorescing nanoparticle that can find tumors and generate heat to destroy cancer cells. The nanoparticles, called Hybrid Donor-Acceptor Polymer Particles (H-DAPPs), successfully localized and killed breast cancer in mice, showing potential for future human trials.

SourceAtrium Health Wake Forest Baptist·JournalACS Applied Materials & Interfaces·DateMar 12, 2018
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.

Gerontologists tackle social isolation, increasingly a public health concern

A new collection of articles highlights the growing concern of social isolation among older adults, which can lead to devastating health consequences. Research-backed initiatives aim to decrease isolation through initiatives such as free Lyft rides and interactive devices.

SourceThe Gerontological Society of America·JournalPublic Policy & Aging Report·DateMar 12, 2018

Female migration in Medieval Bavaria

Genomic analyses of fossil remains from 5th and 6th century AD sites in southern Germany uncover evidence of female-biased immigration in Early Medieval Bavaria. Women with artificial cranial deformation (ACD) show predominantly Southeast European ancestry, while one individual exhibits East Asian genetic markers.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMar 12, 2018

Can pursuing happiness make you unhappy?

A study published in Psychonomic Bulletin & Review found that people who pursue happiness often feel like they do not have enough time, which paradoxically makes them feel unhappy. This effect is due to the pursuit of happiness causing participants to think of time as scarce.

SourceSpringer·JournalPsychonomic Bulletin & Review·DateMar 12, 2018
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.

Riding the (quantum magnetic) wave

Scientists have successfully converted quantum waves into electrical current using an organic-based magnet, paving the way for faster and more efficient electronics. The breakthrough, achieved by researchers at the University of Utah, could lead to new generations of electronic systems that use magnons instead of electrons.

SourceUniversity of Utah·JournalNature Materials·DateMar 12, 2018

Large-scale genetic study provides new insight into the causes of stroke

A large international study has identified 22 new genetic risk factors for stroke, contributing to a better understanding of the disease's molecular mechanisms. The findings highlight the importance of genetics in identifying novel drug targets and may lead to personalized treatments for this complex disease.

SourceUniversity of Virginia Health System·JournalNature Genetics·DateMar 12, 2018

Two behaviors linked to high school dropout rates

A new study from the University of Georgia finds that aggression and weak study skills are strongly linked to high school dropout rates. The study tracked over 620 students for seven years, revealing a 50% dropout rate among those with high aggression and low study skills.

SourceUniversity of Georgia·JournalJournal of School Health·DateMar 12, 2018
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.

Babies fed soy-based formula have changes in reproductive system tissues

Infants fed soy-based formula had differences in reproductive-system cells and tissues, including subtle estrogen-like responses, compared to those on cow-milk formula or breastfed. Further investigation is needed to understand the long-term effects of exposure to estrogen-like compounds.

SourceChildren's Hospital of Philadelphia·JournalThe Journal of Clinical Endocrinology & Metabolism·DateMar 12, 2018

Glass matters

The chemical topology of silica surfaces can significantly impact the effectiveness of various chemical processes, including catalysis, filtration, and nanofabrication. Researchers found that hydrophilic silanol groups attract water molecules, forming a barrier that reactants must overcome to proceed with the desired process.

SourceUniversity of California - Santa Barbara·JournalProceedings of the National Academy of Sciences·DateMar 12, 2018

Turning off autophagy helps chemotherapy stress cancer cells to death

Researchers discovered that inhibiting autophagy with the help of FOXO3a molecule can push cancer cells into apoptosis. The study found that combining autophagy inhibition with a drug called Nutlin increases PUMA production, leading to cell death.

SourceUniversity of Colorado Anschutz Medical Campus·JournalDevelopmental Cell·DateMar 12, 2018
Fluke 87V Industrial Digital Multimeter

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

Movable silicon 'lenses' enable neutrons to see new range of details inside objects

Researchers at NIST and NIH developed a new method that uses movable silicon gratings to focus neutron beams, allowing for the examination of objects at unprecedented scales. This breakthrough could complement existing scanning techniques, enabling scientists to probe the interiors of materials without damaging them.

SourceNational Institute of Standards and Technology (NIST)·JournalPhysical Review Letters·DateMar 12, 2018
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.

A robust method to study cancer heterogeneity in liquid biopsy

A new liquid biopsy method has been developed to detect cancer heterogeneity with high accuracy and reduced cost. The approach uses a streamlined protocol to profile single circulating tumor cells from a simple blood test, enabling genome-driven targeted therapy selection and monitoring of disease progression.

SourceMenarini Silicon Biosystems·JournalPLOS ONE·DateMar 12, 2018

Mexico's 2017 earthquake emerged from a growing risk zone

Researchers identified a bending fault line in the Pacific Ocean as the likely cause of the 7.1 magnitude Puebla earthquake, which caused significant damage in Mexico City. The study suggests that earthquakes like this one may be more common than previously thought in a region southeast of Mexico City.

SourceUniversity of Oregon·JournalGeophysical Research Letters·DateMar 12, 2018

Trial bolsters evidence in favor of closing hole in heart after stroke

A study found that patients with a high-risk PFO who received a medical device to close the hole in their heart after a stroke fared better than those who received medications alone. The trial suggested that closure can help prevent subsequent strokes and related problems, particularly in those with a high-risk PFO.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateMar 12, 2018

University education makes students more agreeable, conscientiousness

A recent study found that university education has a dramatic positive effect on non-cognitive skills like conscientiousness, extraversion, and agreeableness. Students from disadvantaged backgrounds experience significant improvements in these traits, narrowing the initial gap with their more privileged peers.

SourceOxford University Press USA·JournalOxford Economic Papers·DateMar 12, 2018

A game changer: Metagenomic clustering powered by supercomputers

Researchers at Lawrence Berkeley National Laboratory developed HipMCL, an algorithm that can cluster large biological networks containing millions of nodes and edges. The new method allows biologists to make sense of big science data using massively parallel supercomputers.

SourceDOE/Lawrence Berkeley National Laboratory·JournalNucleic Acids Research·DateMar 12, 2018
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.

Dengue fever linked to increased risk of stroke

A new study found that people with dengue fever have a higher risk of stroke, with the incidence being 5.33 per 1000 person-years. The risk of stroke is as high as 2.49 times in the first 2 months following infection.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateMar 12, 2018

Mutating Ebola's key protein may stop replication

Researchers at Purdue University may have discovered a way to stop Ebola virus replication by mutating its most important protein, VP40. The study found that altering the amino acid sequence of VP40 reduces lipid binding and prevents viral budding, offering new targets for therapeutics.

SourcePurdue University·JournalJournal of Biological Chemistry·DateMar 12, 2018

Plants faring worse than monkeys in increasingly patchy forests of Costa Rica

A study published in the journal Primates shows that while plants growing near the edges of cleared regions are negatively impacted by human activity, monkeys sharing the same habitat do not fare as poorly. The researchers found less diversity of tree species at the forest edge compared to the interior, and noted that these trees were ...

SourceUniversity of Toronto·JournalPrimates·DateMar 12, 2018
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.

The Great Recession took a toll on public health, study finds

A new UCLA-led study finds that the Great Recession was associated with increased blood pressure and glucose levels, particularly among older homeowners and those still in the workforce. The study analyzed data from the Multi-Ethnic Study of Atherosclerosis and suggests that economic crises can have measurable effects on public health.

SourceUniversity of California - Los Angeles Health Sciences·JournalProceedings of the National Academy of Sciences·DateMar 12, 2018

Reproducibility in scientific research

The series discusses historical context, spin in scientific publications, and media narratives about science, highlighting the need for accurate reflection of the scientific process. Proposed remedies include improving data sharing, open materials, and reducing bias in research reporting.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMar 12, 2018

Study finds shared decision making still lacking in prostate cancer screening

A new study finds that many men receiving prostate specific antigen (PSA) testing do not have a comprehensive shared decision making process, contrary to current guidelines. The study found that in both 2010 and 2015, fewer than one in five men with recent PSA testing reported full discussion.

SourceAmerican Cancer Society·JournalThe Annals of Family Medicine·DateMar 12, 2018
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.

Study tackles neuroscience claims to have disproved 'free will'

A new analysis of neuroscience studies on free will found significant variability across studies, with some concluding that human actions are driven by external stimuli while others found conflicting results. The researchers argue that neuroscientists should critically examine their methods to avoid promoting unsubstantiated beliefs.

SourceNorth Carolina State University·JournalThe American Journal of Bioethics·DateMar 12, 2018

Drug stops dangerous bleeding in patients taking factor Xa inhibitors

The experimental drug andexanet has been shown to control serious bleeding in patients taking Factor Xa inhibitors. The study found that andexanet rapidly reversed the anticoagulant effect of these drugs without significant safety problems, achieving clinical hemostasis in 83% of patients.

SourceAmerican College of Cardiology·DateMar 12, 2018
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.

In the eye of the medulloblastoma

Researchers from CNRS and St. Jude Children's Research Hospital have identified a gene cluster involved in medulloblastoma tumour development. They found that genes normally expressed only in the eye can be activated in brain tumors, promoting cell proliferation and inhibiting cell death.

SourceCNRS·JournalCancer Cell·DateMar 12, 2018

Ratings rise over time because they feel easier to make

Researchers found that increased experience with ratings makes the process easier, resulting in upward trends and rating inflation. This effect emerges across different tasks, including grading, dancing, and evaluating photos or short stories.

SourceAssociation for Psychological Science·JournalPsychological Science·DateMar 12, 2018

Housing trends in the wildland-urban interface

The study found that WUI area in the coterminous US grew by 33% between 1990 and 2010, with a 41% increase in houses. The areas experiencing wildfires had fewer homes in 1990 compared to 2010, highlighting the growing wildfire risk.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMar 12, 2018

Scientists use nanotechnology to detect molecular biomarker for osteoarthritis

Researchers at Wake Forest Baptist Medical Center have developed a nanotechnology-based approach to measure hyaluronic acid, a molecule indicative of osteoarthritis. This technology enables the detection of small amounts of HA in synovial fluid, allowing for better assessment of disease progression.

SourceAtrium Health Wake Forest Baptist·JournalNature Communications·DateMar 12, 2018
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.

Treating hereditary retinal degeneration

A new treatment approach uses a cGMP analogue in a drug delivery system to protect photoreceptors and restore retinal function in rodent models of the disease. The study shows promising results in reducing photoreceptor loss and restoring vision.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMar 12, 2018