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Science News Archive February 2009 - Page 20


Page 20 of 24

World first initiative improves global mental health

The Observatory on Mental Health Systems will develop research, monitoring, and evaluation programs at national and district levels, improving the human rights of people with mental illness. The observatory's work in Asia and the Pacific region aims to scale up effective mental health services in low- and middle-income countries.

SourceUniversity of Melbourne·JournalInternational Journal of Mental Health Systems·DateFeb 5, 2009

Silencing of jumping genes in pollen

Researchers at Instituto Gulbenkian de Ciência discover mechanism to silence transposable elements in sperm cells, preventing harmful mutations. The technique, developed by Jörg Becker's team, uses small interfering RNA to target and silence these DNA elements.

SourceInstituto Gulbenkian de Ciencia·JournalCell·DateFeb 5, 2009
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.

Predicting diversity within hotspots to enhance conservation

Researchers developed a new strategy to identify areas within hotspots where they should focus their time, effort and money. They used multiple species and past climate models to estimate the species' past distributions, pinpointing regions that have been climatically stable and likely to harbor diversity.

SourceUniversity of California - Berkeley·JournalScience·DateFeb 5, 2009

Researchers observe evolution chain reaction

A team of researchers observed the sequential development of new species in fruit flies and parasitic wasps after introducing apples to North America. The modification of one species triggers the modification of a second, dependent species, demonstrating biodiversity as a source for new biodiversity.

SourceU.S. National Science Foundation·JournalScience·DateFeb 5, 2009

Researchers shake up scientific theory on motor protein

Researchers identified key elements of dynein's structure and its winch-like mechanism, correcting some mistaken ideas. Dynein is responsible for transporting molecular cargo within cells, powering movement of sperm and eggs, and helping cells divide.

SourceUniversity of Leeds·JournalCell·DateFeb 5, 2009
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.

GEN reports on strategies to overcome blood-brain barrier

Researchers explore approaches to preserve BBB function and permit effective medicine passage. One technology involves targeting endogenous nutrient transporters, such as SLCs, to facilitate small molecule transport across the BBB.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalGenetic Engineering & Biotechnology News·DateFeb 5, 2009

Pharmaceuticals sold in Sweden cause serious environmental harm in India

A study by the University of Gothenburg found that pharmaceutical substances released into the environment can lead to resistant bacteria and harm local ecosystems. The research highlights the need for greater transparency in the production chain to ensure environmentally friendly manufacturing practices.

SourceUniversity of Gothenburg·JournalRegulatory Toxicology and Pharmacology·DateFeb 5, 2009

New treatment hope for prostate cancer

Researchers at Burnet Institute develop a potential new treatment for prostate cancer using a monoclonal antibody targeting the PIM-1 molecule, which plays a critical role in cell survival and proliferation. Laboratory models show significant inhibition of cancer cell growth, paving the way for clinical trials.

SourceResearch Australia·JournalJournal of Clinical Investigation·DateFeb 5, 2009

Vitamin D, a key milk nutrient, linked to better muscle power

A new study found that teenage girls with higher vitamin D levels had improved muscle function, specifically jump speed and power. The research suggests that vitamin D may be a super nutrient beyond its role in keeping bones strong.

SourceWeber Shandwick Worldwide·JournalThe Journal of Clinical Endocrinology & Metabolism·DateFeb 4, 2009

What's killing the coral reefs?

Scientists used a DNA array to catalog microbes in coral reefs, finding diverse microbial populations accompanying disease. The PhyloChip offers a powerful way to track change and shed light on pathogens plaguing coral reefs.

SourceDOE/Lawrence Berkeley National Laboratory·DateFeb 4, 2009
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.

Behind closed eyes

Researchers have discovered that brain activity remains active even when the eyes are closed, with slow fluctuations dominating during rest. The study's findings could lead to advanced diagnostic techniques and a better understanding of brain function.

SourceWeizmann Institute of Science·JournalNature Neuroscience·DateFeb 4, 2009

Hispanic women and breast cancer: An understudied group

The ELLA Binational Breast Cancer Study reveals significant differences in breast cancer risk factors between Hispanic and non-Hispanic women. Hispanic women are at a higher risk of triple-negative breast cancer due to family history, while those born in Mexico exhibit increased risk due to geography and environment.

SourceAmerican Association for Cancer Research·DateFeb 4, 2009

Simplicity is crucial to design optimization at nanoscale

MIT researchers discovered a simple arrangement of proteins produces sturdiest product with great strength and robustness. The optimal composition includes two repeated hierarchies of alpha-helical proteins, providing the basis for optimal material performance.

SourceMassachusetts Institute of Technology, Department of Civil and Environmental Engineering·JournalNanotechnology·DateFeb 4, 2009

Queen's University Belfast study highlights need for licensed medicines for children

A new study by Queen's University Belfast emphasizes the importance of licensed medicines for children, with 86% of respondents unaware of unlicensed medicine use. The study calls for more clinical trials to ensure safe and effective treatment, highlighting a need to bridge the gap between adult and child medicine.

SourceQueen's University Belfast·JournalBritish Journal of Pharmacology·DateFeb 4, 2009

New study raises concerns about screen time among urban children with asthma

A recent study found that urban children with asthma spend an average of 3.4 hours daily on screens, exceeding the American Academy of Pediatrics' recommended limit. This excessive screen time may lead to various difficulties, including behavior problems, attention issues, and obesity.

SourceUniversity of Rochester Medical Center·JournalAmbulatory Pediatrics·DateFeb 4, 2009
Apple iPhone 17 Pro

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

Height, style of 'McMansions' are what turn off neighbors

Researchers found that people dislike McMansions when they're more than two times as tall as surrounding homes and have an incompatible architectural style. The study suggests maintaining stylistic consistency and limiting new home sizes to less than twice the size of neighboring houses.

SourceOhio State University·JournalJournal of Environmental Psychology·DateFeb 4, 2009

Bone marrow cells can heal nerves in diabetes model

Researchers have found that bone marrow cells can promote the regrowth of both blood vessels and the protective lining of nerves in diabetic animals. This discovery has potential implications for treating neuropathy in people with diabetes.

SourceEmory Health Sciences·JournalCirculation·DateFeb 4, 2009

Global warming may delay recovery of stratospheric ozone

A new study suggests that climate change could postpone the recovery of stratospheric ozone in tropical and southern mid-latitudes, leading to increased skin cancer risks for fair-skinned populations. This delay might be caused by changes in air circulation patterns and reduced ozone formation.

SourceAmerican Geophysical Union·JournalGeophysical Research Letters·DateFeb 4, 2009
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.

ADA releases updated position statement on weight management

The American Dietetic Association has released an updated position statement on weight management, emphasizing sustainable and enjoyable eating practices and daily physical activity. The new statement is based on the latest research and interventions, including weight-loss surgery and behavioral interventions.

SourceAmerican Dietetic Association·JournalJournal of the American Dietetic Association·DateFeb 4, 2009

LSU Engineers model forecasts chemical contaminants based on Katrina-flooded homes

LSU engineers have developed a model forecasting chemical contaminants in Katrina-flooded homes, including aerosols and gases that can cause serious health risks through inhalation. The study's findings could be applied to future flooding events, helping prepare first responders for increased exposure risks.

SourceLouisiana State University·JournalEnvironmental Engineering Science·DateFeb 4, 2009
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.

End-of-life care at hospitals varies for children with cancer

A study published in Pediatric Blood & Cancer found significant variation in end-of-life care practices among children's hospitals, with substantial differences in opioid prescriptions and pain management. The findings highlight the need for individualized interventions to improve pediatric end-of-life care.

SourceWiley·JournalPediatric Blood & Cancer·DateFeb 4, 2009

Researchers find earliest evidence for animal life

A team of scientists has found the oldest evidence for animal life in fossil record, with steroids from sponges dating back 635 million years. The discovery suggests that multicellular animal life may have evolved earlier than previously thought, around 100 million years before the Cambrian explosion.

SourceUniversity of California - Riverside·JournalNature·DateFeb 4, 2009

Ancient geologic escape hatches mistaken for tube worms

Scientists discovered 70-million-year-old tubular escape hatches in a formation near Denver, Colorado, which were previously identified as fossilized tubeworms. The findings reveal the potential for methane gas to seep out of geologic seals, impacting petroleum reservoirs and CO2 injection.

SourceUniversity of Calgary·JournalPalaios·DateFeb 4, 2009

Bacteria are models of efficiency

Researchers developed a mathematical model to evaluate the efficiency of bacterial protein production, finding that optimal efficiency requires seven genes for ribosome production. The model accurately predicted how E. coli adapts to disruptions in production workflow.

SourceWeizmann Institute of Science·JournalPLOS Computational Biology·DateFeb 4, 2009
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.

Possible drug target for obesity treatment a no-brainer: UNC study

Researchers at UNC School of Medicine identified a gene that causes obesity when mutated, affecting metabolism without impacting appetite. The study's findings provide new insights into epigenetics and open possibilities for novel pharmacologic approaches to treating obesity.

SourceUniversity of North Carolina Health Care·JournalNature·DateFeb 4, 2009

Decoding funny faces to detect disease

Schizophrenia can be detected early by identifying physical markers in the brain, according to Prof. Talma Hendler's groundbreaking work on facial recognition and brain imaging. By analyzing brain activity in response to unusual emotional faces, researchers hope to develop more effective treatments.

SourceAmerican Friends of Tel Aviv University·JournalHuman Brain Mapping·DateFeb 4, 2009

Global warming threatens Antarctic sea life

Climate change is causing Antarctic sea life to face an invasion of predatory king crabs and exotic species, potentially devastating the region's unique ecosystem. Rising temperatures are allowing these species to expand their habitats, disrupting delicate ecological relationships and putting the world's last truly wild places at risk.

SourceFlorida Institute of Technology·JournalPLOS ONE·DateFeb 4, 2009

New plasma transistor could create sharper displays

Researchers created a plasma transistor to control plasma conduction current and light emission with an emitter voltage of 5 volts or less, enabling lighter, less expensive, and higher resolution flat-panel displays. The device uses a microcavity plasma containing electrically charged gas, which radiates light depending on the gas inside.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalApplied Physics Letters·DateFeb 4, 2009
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.

Beaming new light on life

Physicists and chemists at the University of Utah developed a new method using silver nanoparticles to visualize internal structures in nearly opaque biological materials. The technique allows for the detection of fatigue in materials like carbon-fiber plastics used in aircraft, enabling regular inspections of fuselage integrity.

SourceUniversity of Utah·JournalNano Letters·DateFeb 4, 2009

More than a million cancer survivors declining care due to cost concerns

More than a million cancer survivors in the US are forgoing necessary medical care due to financial constraints. Minority groups, particularly Hispanics and African-Americans, face significant barriers to accessing affordable care, affecting dental care, prescription medication, and mental health services.

SourceAmerican Association for Cancer Research·DateFeb 4, 2009

Inuit are on the right track

The Inuit's vast geographic knowledge has been transmitted through generations by oral means, without written documentation. Their trails represent a sophisticated network of routes connecting communities across the Canadian Arctic.

SourceSpringer·JournalHuman Ecology·DateFeb 4, 2009

Research to provide information of long-term effects of childhood cancer treatment to parents

A study published by researchers at Rhode Island Hospital found that parents of childhood cancer survivors continue to need information about the late effects of treatment, which can include memory and concentration problems. The study suggests that early provision of this information may help prevent parental distress and recommends t...

SourceLifespan·JournalPediatric Blood & Cancer·DateFeb 4, 2009
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.

Dry beans inhibit development of mammary cancer

A study published in Crop Science found that dry bean consumption significantly reduces the risk of mammary cancer in laboratory animals. The research revealed varying levels of antioxidants and flavonoids among different market classes of beans, but no association between these compounds and cancer incidence was observed.

SourceCrop Science Society of America·JournalCrop Science·DateFeb 4, 2009

Understanding phosphorus in soils is vital to proper management

Researchers used NMR spectroscopy to analyze phosphorus forms in treated and untreated soils. The study found orthophosphate as the dominant form, with significant differences between treated and untreated soils.

SourceSoil Science Society of America·JournalSoil Science Society of America Journal·DateFeb 4, 2009

World's largest snake shows tropics were hotter in the past

Researchers have discovered a 42- to 45-foot-long snake species called Titanoboa, which lived during the Paleocene Epoch and was larger than previously estimated. The discovery provides insights into the climate and ecosystems of tropical South America 60 million years ago.

SourceUniversity of Florida·JournalNature·DateFeb 4, 2009
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.

Discovery by Brown researchers could lead to new autism treatment

A Brown University research team has discovered a novel Fragile X granule in the brain that could serve as a target for future autism treatments. The finding opens a new line of research into potential treatments for autism, a neurological disorder that affects social interaction and communication.

SourceBrown University·DateFeb 4, 2009

Research model may one day 'inoculate' elderly against slip-related falls

A research model has shown that training people to avoid falls by exposing them to unstable situations can help them maintain their balance on a slippery floor. The study found that trained subjects were better at controlling the landing foot and unconsciously changed their gait, reducing the risk of falling.

SourceAmerican Physiological Society·JournalJournal of Neurophysiology·DateFeb 4, 2009

Molecule that suppresses immune response under study in type 1 diabetes

Researchers aim to teach the immune system to ignore insulin-producing cells by boosting IDO levels. By enhancing this natural mechanism, they hope to slow or prevent disease progression in high-risk children. A new treatment approach could provide a breakthrough in preventing type 1 diabetes.

SourceMedical College of Georgia at Augusta University·JournalThe Journal of Immunology·DateFeb 4, 2009

World's biggest snake gives climate clues

Researchers found a colossal boa constrictor-like creature that stretched longer than a city bus and weighed over 1.25 tons, providing a rare window into past equatorial environment. The discovery suggests the mean annual temperature at equatorial South America during that time was nearly 33 Celsius, about six degrees warmer than today.

SourceUniversity of Toronto·JournalNature·DateFeb 4, 2009
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.

New evidence of hormone therapy causing breast cancer, Stanford professor says

A new study by Stanford researchers finds that combined estrogen plus progestin hormone therapy increases the annual risk of breast cancer in postmenopausal women, with a doubling of risk after five years. Stopping hormone therapy can quickly reduce this risk, as observed in a follow-up study.

SourceStanford Medicine·JournalNew England Journal of Medicine·DateFeb 4, 2009

World's largest snake discovered in fossilized rainforest

Researchers discovered the remains of Titanoboa cerrejonensis, a massive boa-like snake that lived in northern South America during the Paleocene epoch. The estimated size of the snake was 42 feet in length and weighed over a ton, challenging our understanding of past climates and environments.

SourceSmithsonian Tropical Research Institute·JournalNature·DateFeb 4, 2009

Arginine discovery could help fight human obesity

Researchers have discovered that arginine, an amino acid, reduces fat mass in diet-induced obese rats and promotes skeletal-muscle gain. Arginine supplementation shifts nutrient partitioning to increase lean tissue growth and reduce insulin resistance.

SourceTexas A&M AgriLife Communications·JournalJournal of Nutrition·DateFeb 4, 2009

NCAR forecasts will help Xcel Energy harness wind

The NCAR forecast system will provide highly detailed, localized weather forecasts to enable utilities to make critical decisions about powering down traditional plants when sufficient winds are predicted. The system will help increase reliance on wind energy while meeting customer needs.

SourceNational Center for Atmospheric Research/University Corporation for Atmospheric Research·DateFeb 4, 2009
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.

Caltech scientists lead deep-sea discovery voyage

Researchers discovered at least three new species of sea life, including a carnivorous sea squirt and a new species of barnacles. The team also collected over 10,000 fossilized coral samples, which will help study the impact of climate change on oceans.

SourceCalifornia Institute of Technology·DateFeb 4, 2009

Xenophobia, for men only

A new study by Michigan State psychologist Carlos David Navarrete found that men's fears are reserved for members of their own gender when it comes to out-groups. The findings suggest that this fear is linked to evolutionary history, with male faces being a potent cue for danger.

SourceAssociation for Psychological Science·JournalPsychological Science·DateFeb 4, 2009

Largest prehistoric snake on record discovered in Colombia

Researchers estimate that the 60-million-year-old Titanoboa cerrejonensis snake would have required an average annual temperature of 30-34°C to survive. Its size is comparable to that of today's anacondas and reticulated pythons, but its discovery challenges our understanding of climate and species adaptation.

SourceQueen Mary University of London·JournalNature·DateFeb 4, 2009

From seed to nuts: human ancestor's face evolved to eat survival foods

A study published in PNAS found that the facial structure of an ancient human relative was adapted for cracking open hard nuts and seeds. The team used finite element analysis and comparative methods to challenge the long-standing hypothesis about Australopithecus africanus' diet.

SourceFlorida State University·JournalProceedings of the National Academy of Sciences·DateFeb 4, 2009
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.

Genetic marker for insecticide resistance in mosquitoes identified

Researchers at Liverpool School of Tropical Medicine have identified two genes associated with resistance to pyrethroid insecticides in Anopheles funestus and Anopheles gambiae mosquitoes. This discovery provides early warning for future control problems due to insecticide resistance.

SourceLiverpool School of Tropical Medicine·JournalGenome Research·DateFeb 4, 2009