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Science News Archive September 2015 - Page 31


Page 31 of 35

NASA sees Tropical Depression Fred fading, new storm developing

Tropical Depression Fred is weakening due to strong upper-level winds, while a new low-pressure area called System 91L is moving westward across the tropical Atlantic. Forecasters expect System 91L to have a 40% chance of development in the next two days and 60% in five days.

SourceNASA/Goddard Space Flight Center·DateSep 4, 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.

Rice researchers demo solar water-splitting technology

Researchers have developed a system that captures energy from 'hot electrons' to split water molecules into oxygen and hydrogen, offering a promising means of harnessing renewable energy. The process uses light-activated gold nanoparticles and efficiently increases solar-to-electric power-conversion efficiencies.

SourceRice University·JournalNano Letters·DateSep 4, 2015
Apple iPhone 17 Pro

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

The BMJ reveals 'unethical' targets in India's private hospitals

A recent report by SATHI reveals that many Indian doctors are under pressure to perform expensive but unnecessary tests and surgeries to meet financial targets, putting patient safety at risk. The BMJ argues that a radical change is needed in the structure and functioning of the Medical Council of India.

SourceBMJ Group·JournalThe BMJ·DateSep 3, 2015

Do antipsychotic medications affect cortical thinning?

A meta-analysis of 1155 patients with schizophrenia and 911 healthy controls found progressive cortical gray matter loss relative to healthy controls, related to cumulative antipsychotic intake. Second-generation antipsychotics showed a neuroprotective effect, reducing progressive loss.

SourceElsevier·JournalBiological Psychiatry·DateSep 3, 2015

Fighting explosives pollution with plants

Biologists at the University of York have found a key plant enzyme that reacts with TNT, generating toxic compounds. The discovery raises hope for a new, sustainable method to remediate explosives-contaminated land and water.

SourceUniversity of York·JournalScience·DateSep 3, 2015

The Alaska fire season -- before and after

The 2015 Alaska fire season has surpassed 5 million acres burned, ranking No. 3 on record, and currently 768 fires are active across the state. The annual seasonal rain pattern is expected to help diminish fire activity.

SourceNASA/Goddard Space Flight Center·DateSep 3, 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.

Study shows how investments reflected shift in environmental views

A new study from the University of Texas at Dallas reveals that US investors prefer coal over renewable energy, reflecting a different environmental perspective. In contrast, European investors prioritize renewable energy stocks, driven by environmentally conscious attitudes.

SourceUniversity of Texas at Dallas·JournalJournal of Environmental Economics and Management·DateSep 3, 2015

Greedy kestrel provides first proof of bird breeding in Ancient Egypt

A study published in the Journal of Archaeological Science found evidence of mass breeding of raptors in ancient Egypt, including a mummified kestrel that died from force-feeding. The findings suggest that birds were kept and bred for religious purposes, with implications for falconry practices.

SourceElsevier·JournalJournal of Archaeological Science·DateSep 3, 2015

A switch for health heart muscle

Researchers at the Centre for Genomic Regulation have discovered a unique genetic switch that guides stem cells into developing specialized heart muscle. The discovery of the Mel18 protein is expected to reveal underlying causes of heart defects and potentially lead to new methods for controlling stem cells in the laboratory.

SourceCenter for Genomic Regulation·JournalCell Stem Cell·DateSep 3, 2015

NASA's Aqua Satellite sees Typhoon Kilo headed west

Typhoon Kilo, the westernmost tropical cyclone in a four-storm cluster, is moving southwest and has maintained an eye with thick thunderstorms. NASA's Aqua satellite captured an image showing Kilo's symmetry and indicating it will re-intensify over the next few days.

SourceNASA/Goddard Space Flight Center·DateSep 3, 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.

Long-sought chiral anomaly detected in crystalline material

Researchers at Princeton University have detected the long-sought chiral anomaly in a metallic compound of sodium and bismuth. The finding increases conductivity and may lead to more energy-efficient electronic devices, as impurities scatter current-carrying electrons, causing energy loss.

SourcePrinceton University·JournalScience·DateSep 3, 2015

Ice sheets may be more resilient than thought, say Stanford scientists

Researchers found that global sea level during the Pliocene warm period was 30-44 feet higher than previously thought, but significantly lower than estimated. The study suggests that the East Antarctic Ice Sheet might be more resilient to climate change than previously assumed.

SourceStanford's School of Earth, Energy & Environmental Sciences·JournalGeology·DateSep 3, 2015

Study shows that teens lose sleep after change to daylight saving time

A new study finds that high school students lose an average of 32 minutes of sleep per night following the springtime change to daylight saving time. This leads to increased daytime sleepiness and decreased vigilance, posing a risk to teen drivers. The study suggests that this can further restrict their already limited sleep schedules.

SourceAmerican Academy of Sleep Medicine·JournalJournal of Clinical Sleep Medicine·DateSep 3, 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.

UOG team improves understanding of Guam plant's pollination syndrome

The University of Guam research team used a unique glass tube setup to study fadang tree pollen settling velocity and theoretical distances of wind-borne pollen movement. The results show that fadang pollen can travel over 500 meters laterally before dropping one meter in elevation.

SourceUniversity of Guam·JournalHortScience·DateSep 3, 2015

Hubble survey unlocks clues to star birth in neighboring galaxy

Astronomers have found a similar percentage of newborn stars with specific masses in young clusters of the Andromeda galaxy compared to our own. This study, utilizing Hubble images and citizen scientist contributions, helps interpret distant galaxy light and understand star formation history.

SourceNASA/Goddard Space Flight Center·DateSep 3, 2015

UNH research: Crop rotation boosts soil microbes, benefits plant growth

Research from UNH shows that crop rotations can increase soil microbial functions, improving plant growth and soil health. By increasing rotational diversity, farmers can promote agroecosystem sustainability and mitigate threats to food security and environmental quality.

SourceUniversity of New Hampshire·JournalEcology Letters·DateSep 3, 2015

How to curb emissions? Put a price on carbon

A new policy article suggests that opening up access to power grids, ending fossil-fuel subsidies, and supporting renewable energy technologies can make wind and solar power cheaper. The authors argue that modernizing power grids and ensuring policies related to renewable energy are crucial for reducing emissions.

SourcePrinceton School of Public and International Affairs·JournalNature·DateSep 3, 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.

Potential of disk-shaped small structures, coccoliths

Researchers discovered that coccoliths can modulate solar light, enhancing photosynthesis in microalgae. The study found that magnetically oriented coccoliths change light scattering, contributing to understanding how these structures control light.

SourceHiroshima University·JournalScientific Reports·DateSep 3, 2015

Growing up on a farm provides protection against asthma and allergies

Researchers at VIB discovered that exposure to farm dust reduces the severity of allergic reactions in mice. In humans, a deficiency in the protective protein A20 is found in those who suffer from allergies and asthma. The study paves the way for the development of an asthma vaccine.

SourceVIB (the Flanders Institute for Biotechnology)·JournalScience·DateSep 3, 2015

Team decodes structure of protein complex active in DNA repair

A team of researchers has determined the structure of a protein complex involved in DNA damage repair, revealing its mechanism of action and potential as a therapeutic target for inflammatory diseases and cancer. The study's findings may enable the development of new drugs targeting this complex.

SourceUniversity of Pennsylvania School of Medicine·JournalMolecular Cell·DateSep 3, 2015

Variations in cell programs control cancer and normal stem cells

Researchers discovered that cell programs controlling normal mammary gland stem cells differ from those regulating cancer stem cells, which arise in a distinct layer of tissue. This finding could lead to new cancer treatments by targeting the specific differences between normal and cancer cells.

SourceWhitehead Institute for Biomedical Research·JournalNature·DateSep 3, 2015

Using stellar 'twins' to reach the outer limits of the galaxy

Astronomers have developed a new technique to measure distances between stars with far greater precision than existing methods. By analyzing the spectra of identical 'stellar twins', researchers can determine the distance between two stars without relying on models, which are often inaccurate.

SourceUniversity of Cambridge·JournalMonthly Notices of the Royal Astronomical Society·DateSep 3, 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.

New strategy to lower blood sugar may help in diabetes treatment

Researchers at WashU Medicine developed a new strategy to slow glucose production in the liver, which can lead to more effective drugs for type 2 diabetes. The approach involves inhibiting a protein involved in making glucose, demonstrating potential for treating millions of people affected by the condition.

SourceWashU Medicine·JournalCell Metabolism·DateSep 3, 2015

Unraveling the Web

A new video game called VERITAS aims to improve deception detection skills by training players to identify heuristics and detect deception through questioning. The game, developed by UCSB researcher Norah Dunbar, is designed for law enforcement and intelligence communities.

SourceUniversity of California - Santa Barbara·DateSep 3, 2015

Before nature selects, gene networks steer a course for evolution

Researchers explore gene network that guides limb development in mammals, finding it varies little in early stages and more widely later on. This pattern makes it easier for evolution to tweak rather than remodel limb structure.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·JournalPLOS Genetics·DateSep 3, 2015

Laughter, then love: Study explores why humor is important in romantic attraction

Research suggests that humor plays a crucial role in attracting romantic partners. Men who can make their partner laugh are more likely to be interested in dating them. On the other hand, studies found no connection between humor and intelligence. The study proposes that shared laughter is a stronger indicator of romantic interest than...

SourceUniversity of Kansas·JournalEvolutionary Psychology·DateSep 3, 2015

Mutation protects plants against harmful explosive, TNT

Researchers identified a mutation in Arabidopsis thaliana plants that allows them to break down the toxic and persistent explosive TNT. The MDHAR6-mutant plants exhibit enhanced shoot and root biomass when grown in TNT-treated soil, rendering TNT less toxic.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateSep 3, 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.

New findings move flexible lighting technology toward commercial feasibility

Researchers at Pohang University of Science and Technology have made significant advancements in organic light-emitting diodes (OLEDs) for solid-state lighting. The team developed flexible electrodes using graphene, conducting polymers, and silver nanowires, which demonstrated good electrical, optical, and mechanical performance.

SourceSPIE--International Society for Optics and Photonics·JournalJournal of Photonics for Energy·DateSep 3, 2015

Making nanowires from protein and DNA

A Caltech team has successfully created synthetic structures made of both protein and DNA, opening up numerous applications. The hybrid material combines the versatility of proteins and the programmability of DNA, enabling new possibilities for medical treatments and industrial applications.

SourceCalifornia Institute of Technology·JournalNature·DateSep 3, 2015

D.C. needle exchange program prevented 120 new cases of HIV in 2 years

A study published in AIDS and Behavior found that the D.C. needle exchange program prevented 70% of newly diagnosed HIV cases and saved an estimated $44 million over two years by reducing the need for costly treatment. The program also provided access to health services, including HIV testing and addiction treatment.

SourceGeorge Washington University Milken Institute School of Public Health·JournalAIDS and Behavior·DateSep 3, 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.

Microscopic animals inspire innovative glass research

Researchers at the University of Chicago have discovered a new type of glass by studying the properties of microscopic animals, including tardigrades. The team found that these creatures can create glassy molecules under extreme conditions, leading to potential breakthroughs in electronic devices and material science.

SourceUniversity of Chicago·JournalThe Journal of Chemical Physics·DateSep 3, 2015

Clues from ancient Maya reveal lasting impact on environment

Researchers found that ancient Maya activity contributed to environmental decline and continues to influence today's conditions. They identified six stratigraphic markers indicating large-scale change in climate, vegetation, hydrology, and lithosphere.

SourceUniversity of Texas at Austin·JournalQuaternary Science Reviews·DateSep 3, 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.

Shared habitats

Researchers found that two common antibiotic-resistant bacteria coexist peacefully in the gut, occupying distinct niches that satisfy their metabolic needs. Fecal transplants from healthy donors effectively cleared one pathogen, but not the other, highlighting potential for targeted therapies to eradicate specific superbugs.

SourcePLOS·JournalPLOS Pathogens·DateSep 3, 2015

Not on my watch: Chimp swats film crew's drone

A chimpanzee at the Royal Burgers' Zoo in the Netherlands deliberately used a stick as a weapon to bring down an aerial drone. This incident highlights the apes' ability to plan ahead and utilize tools in innovative ways, even without explicit training.

SourceSpringer·JournalPrimates·DateSep 3, 2015

Novel genes found in inflammatory bowel disease under Age 5

Researchers discovered rare gene variants associated with a severe form of inflammatory bowel disease (IBD) that affects children under age five. The findings suggest that these genes play important roles in immune function and may be linked to primary immunodeficiency disorders.

SourceChildren's Hospital of Philadelphia·JournalGASTROENTEROLOGY·DateSep 3, 2015

Huddling rats behave as a 'super-organism'

A new study published in PLOS Computational Biology found that rodents behave like a self-organizing system when huddling together to regulate their temperature. This allows the group to better adapt to changing temperatures, with individual behaviors improving the ability of the whole group to regulate its temperature.

SourcePLOS·JournalPLOS Computational Biology·DateSep 3, 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.

The science of stereotyping: Challenging the validity of 'gaydar'

A new study challenges the validity of 'gaydar', a perceived ability to infer sexual orientation from appearance. Researchers find that stereotyping is inaccurate and harmful, limiting opportunities for marginalized groups and promoting prejudice.

SourceUniversity of Wisconsin-Madison·JournalThe Journal of Sex Research·DateSep 3, 2015

Rapid testing for TB aims to reduce drug resistance, lower mortality rate

Researchers have developed three new rapid tests for diagnosing drug-resistant tuberculosis (TB), which can be completed in as little as a day. The tests were found to be accurate in detecting resistance to most anti-TB drugs, with the molecular techniques showing superior performance.

SourceUniversity of California - San Diego·JournalPLOS ONE·DateSep 3, 2015

Attorneys in civil courts make bigger impact working the system than knowing the law

A new study suggests that lawyers' deep knowledge of law has little impact on civil court cases. Instead, the difference lies in their ability to assist with procedures, navigate relationships, and phrase key phrases. This expertise can lead to better outcomes for those representing themselves.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalAmerican Sociological Review·DateSep 3, 2015

Metallic gels produce tunable light emission

Researchers at MIT have developed a family of materials that can emit light of precisely controlled colors and respond to external conditions. The materials, made from rare-earth elements and polymers, show promise for detecting chemical and biological compounds, mechanical changes, and thermal conditions.

SourceMassachusetts Institute of Technology·JournalJournal of the American Chemical Society·DateSep 3, 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.

California rising

A study by UC Santa Barbara scientist Alex Simms has found that the Pacific coast of North America is not uplifting as rapidly as previously thought. The researchers recalculated uplift rates for California and other areas, applying a correction for glacio-isostatic adjustment, which affects ocean levels due to past ice sheets.

SourceUniversity of California - Santa Barbara·JournalGeological Society of America Bulletin·DateSep 3, 2015

Beyond species counts: Using evolutionary history to inform conservation

A recent study investigates multiple phylogenetic diversity metrics and discusses their role in preserving biodiversity. The study highlights the challenges of calculating these metrics due to data availability, but also notes that as more sequence data are generated, accurate calculations will become increasingly routine.

SourceBotanical Society of America·JournalApplications in Plant Sciences·DateSep 3, 2015

Aspirin could hold the key to supercharged cancer immunotherapy

Researchers have found that combining aspirin with immunotherapy can slow cancer growth and unleash the immune system's full power. By stopping the production of PGE2, a molecule that dampens down the immune response, COX inhibitors like aspirin may lift the protective barrier around tumors, making cancer more susceptible to treatment

SourceCancer Research UK·JournalCell·DateSep 3, 2015

Study finds increased risk of MGUS in Vietnam Vets exposed to Agent Orange

A study published in JAMA Oncology found that Vietnam veterans exposed to Agent Orange have a higher prevalence of monoclonal gammopathy of undetermined significance (MGUS), a precursor to multiple myeloma. The study suggests an association between Agent Orange exposure and the development of plasma cell disorders.

SourceJAMA Network·JournalJAMA Oncology·DateSep 3, 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.

Extra hour of screen time per day associated with poorer GCSE grades

Research from University of Cambridge found that extra hour of daily screen time in Year 10 is associated with 9.3 fewer GCSE points at age 16, while pupils doing an extra hour of homework and reading performed significantly better.

SourceUniversity of Cambridge·JournalInternational Journal of Behavioral Nutrition and Physical Activity·DateSep 3, 2015