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Science News Archive February 2012 - Page 24


Page 24 of 30

NASA sees cyclone Jasmine's power and new eye

Cyclone Jasmine has developed a new eye with strongest thunderstorms near the center, causing heavy rainfall in New Caledonia and Vanuatu. The cyclone's maximum sustained winds reached 115 mph near New Caledonia, prompting warnings for the region.

SourceNASA/Goddard Space Flight Center·DateFeb 7, 2012
Apple iPhone 17 Pro

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

Economic factors impact orthopaedic trauma volume

A 10-year study at a regional trauma center found significant negative association between orthopaedic trauma volume and county unemployment rates of the previous year. The study, presented at the AAOS Annual Meeting, suggests economic trends impact orthopedic trauma volume.

SourceAmerican Academy of Orthopaedic Surgeons·DateFeb 7, 2012

Not the black sheep of domestic animals

A study mapping sheep ancestry over 11,000 years reveals vast genetic diversity and adaptability to diverse environments. The research provides insights into the evolution of selective breeding for traits such as coat color and body size.

SourcePLOS·JournalPLOS Biology·DateFeb 7, 2012
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.

Computer order entry systems reduce preventable adverse drug events

A study by Brigham and Women's Hospital found that computer order entry systems significantly reduced preventable adverse drug events (ADEs) in community hospitals. The system showed a 34% reduction in preventable ADEs, but an increase in potential ADEs or near-misses following implementation.

SourceBrigham and Women's Hospital·JournalJournal of General Internal Medicine·DateFeb 7, 2012

Comparing yourself to others can have health impacts

Researchers found that comparing downward to others who are worse off can lead to immediate positive feelings, while upward comparisons may improve physical health measures and hope for improvement. However, the effects can be negative in both cases, highlighting the need for better understanding of social comparison dynamics.

SourcePenn State·JournalHealth Psychology Review·DateFeb 7, 2012
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.

Osteopathic student garners national award for cleft palate research

Youssef Kousa, a fifth-year osteopathic student, has been awarded the prestigious Ruth L. Kirschstein National Research Service Award for his work on identifying causes of cleft palate. He will use this fellowship to study gene mutations and develop interventions to prevent birth defects.

SourceMichigan State University·DateFeb 7, 2012

Nanoshell whispering galleries improve thin solar panels

Researchers at Stanford University have created tiny hollow spheres of photovoltaic nanocrystalline-silicon that harness physics to trap light, improving the performance of thin solar films. The nanoshells significantly increase light absorption over a broader spectrum of light.

SourceStanford University School of Engineering·JournalNature Communications·DateFeb 7, 2012

Risk of death from breast cancer higher among older patients

Increasing age is associated with a higher risk of death from breast cancer in postmenopausal women, particularly those over 75 years old. The study found that disease-specific mortality increases with age, even after accounting for other factors, suggesting possible undertreatment as an underlying mechanism.

SourceJAMA Network·JournalJAMA·DateFeb 7, 2012
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.

Governor Kasich announces 10-fold boost to Ohio's broadband network

Governor Kasich announces a 10-fold boost to Ohio's broadband network speeds, expected to advance cutting-edge research and job growth. The new 100 Gbps network will connect major metropolitan areas to national advanced networking consortiums, enabling rapid data transmission for medical research, innovation, and business.

SourceOhio Supercomputer Center·DateFeb 7, 2012
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.

A therapist in your pocket

Researchers at Northwestern University are developing novel technologies to treat depression and other mood disorders using smartphones, web-based platforms, and virtual human coaches. These innovative approaches aim to provide immediate support, increase accessibility, and reduce costs.

SourceNorthwestern University·DateFeb 7, 2012

A bronze matryoshka doll: The metal in the metal in the metal

Researchers at TUM have developed a new way to create highly efficient catalysts using metal clusters with unusual symmetry. These clusters, similar to Matryoshka dolls, can serve as catalysts in chemical reactions, such as hydrogen transfer and hydration reactions.

SourceTechnical University of Munich (TUM)·JournalAngewandte Chemie·DateFeb 7, 2012

Drinking large amounts of soft drinks associated with asthma and COPD

A study in Respirology found that high levels of soft drink consumption are associated with an increased risk of asthma and chronic obstructive pulmonary disease (COPD). Researchers discovered a dose-response relationship between soft drink intake and the likelihood of developing these conditions.

SourceWiley·JournalRespirology·DateFeb 7, 2012

Why the middle finger has such a slow connection

A study published in PNAS found that the middle finger reacts slower than the thumb and little finger due to inhibitory influences from both sides. Targeted learning protocols can compensate for this delay by reducing inhibition and improving neural plasticity.

SourceRuhr-University Bochum·JournalProceedings of the National Academy of Sciences·DateFeb 7, 2012
Fluke 87V Industrial Digital Multimeter

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

New insights into how to correct false knowledge

Researchers at Duke University found that correcting false knowledge requires providing students with feedback, which enables them to identify errors and learn correct information. Students who received feedback were more likely to correct their mistakes in the short-term, but also more likely to forget the correct answer if they didn'...

SourceDuke University·JournalPsychonomic Bulletin & Review·DateFeb 7, 2012

Teenage pregnancy is not a racial issue

Researchers Lorette I. Winters and Paul C. Winters found that while black teens are twice as likely to be pregnant, rates for minor whites have increased and surpassed those of poor black minors. In better economies, the difference between black and white teen pregnancies nearly disappears.

SourceSAGE·JournalSAGE Open·DateFeb 7, 2012
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.

Warning! Collision imminent!

Researchers at McGill University discovered how the brain processes visual information to detect motion and collisions. Using mathematical models and recording techniques, they found that specific neurons in the brain's visual cortex respond selectively to motion patterns.

SourceMcGill University·JournalProceedings of the National Academy of Sciences·DateFeb 7, 2012

Innovation promises expanded roles for microsensors

The new approach allows for reliable sensing with compact devices, opening up potential applications in national security, food processing, breath analyzers, industrial monitoring, and more. Researchers have improved the performance of microsensors using tiny vibrating microcantilevers to detect chemical and biological agents.

SourcePurdue University·JournalJournal of Microelectromechanical Systems·DateFeb 7, 2012

Chlorhexidine umbilical cord care can save newborn lives

A study led by Johns Hopkins researchers found that chlorhexidine umbilical cord cleaning can save lives, with a 20% reduction in mortality rates. The simple, safe, and inexpensive intervention has the potential to avert an estimated half a million neonatal deaths per year.

SourceJohns Hopkins Bloomberg School of Public Health·JournalThe Lancet·DateFeb 7, 2012
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.

Brain mechanisms link foods to rising obesity rates

The study sheds light on how calorically dense foods influence brain regions that regulate body weight, leading to increased food intake and weight gain. By understanding this mechanism, scientists aim to develop interventions that work with the body's biology to reduce obesity rates.

SourceUniversity of Cincinnati·JournalCell Metabolism·DateFeb 7, 2012

Top off breakfast with -- chocolate cake?

Researchers at Tel Aviv University found that adding dessert to breakfast can help dieters lose more weight and keep it off in the long run. Participants who added desserts to their high-protein, high-carbohydrate breakfasts lost an average of 40 lbs., compared to those on low-carbohydrate diets.

SourceAmerican Friends of Tel Aviv University·JournalSteroids·DateFeb 7, 2012

Molecular path from internal clock to cells controlling rest and activity

A new study found that a microRNA named miR-279 acts through the JAK/STAT pathway to regulate locomotor activity rhythms, maintaining normal patterns of wakefulness and sleep. The researchers identified a protein called Upd as a target of miR-279, which displays daily oscillations in its secretion.

SourceUniversity of Pennsylvania School of Medicine·JournalCell·DateFeb 7, 2012
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.

EASL publishes first European Clinical Practice Guidelines for Wilson's disease

The guidelines describe best practice for the diagnosis and treatment of patients with Wilson's disease, a rare genetic disorder that can cause liver failure and brain damage. Treatment options include chelating agents and zinc, with prolonged survival becoming the norm for patients.

SourceEuropean Association for the Study of the Liver·JournalJournal of Hepatology·DateFeb 7, 2012

Odds of living a very long life lower than formerly predicted

Research by Leonid Gavrilov and Natalia Gavrilova reveals that mortality rates do not flatten out above age 80, contrary to previous assumptions. The study uses accurate data from the Social Security Administration Death Master File to correct misunderstandings about the mortality rate of oldest citizens.

SourceUniversity of Chicago·JournalNorth American Actuarial Journal·DateFeb 6, 2012

Working memory and the brain

Researchers found that visual working memory follows a more general pattern of brain activity than previously thought, activating a wider area in the front of the brain for all types of visual stimuli. This study provides support for current models of memory as being located in distributed networks rather than specific brain modules.

SourceAmerican Physiological Society·JournalJournal of Neurophysiology·DateFeb 6, 2012

Invasive alien predator causes rapid declines of European ladybirds

A new study shows that the arrival of the Harlequin ladybird has led to a rapid decline in historically-widespread species of ladybird in Britain, Belgium, and Switzerland. The research found that five out of eight studied species declined substantially since the Harlequin's arrival.

SourceUK Centre for Ecology & Hydrology·JournalDiversity and Distributions·DateFeb 6, 2012
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.

Fossil cricket reveals Jurassic love song

A fossilized bushcricket from the Jurassic period has revealed a new species' musical call, shedding light on the acoustic environment and potential auditory capacity of other animals. The song was reconstructed using biomechanical principles and is believed to have been used for long-distance communication.

SourceUniversity of Bristol·JournalProceedings of the National Academy of Sciences·DateFeb 6, 2012

Grading the online dating industry

A new scientific report concludes that online dating offers some benefits but falls short of its potential. The authors suggest that existing matching algorithms neglect crucial factors in predicting long-term relationship well-being, leading to limited effectiveness.

SourceAssociation for Psychological Science·JournalPsychological Science in the Public Interest·DateFeb 6, 2012

Online dating research shows cupid's arrow is turning digital

A new analysis of research on online dating reveals its growing popularity and convenience, but warns of pitfalls such as unrealistic expectations and a 'shopping' mentality. The study found that online dating has become the second-most-common way for couples to meet, behind only meeting through friends.

SourceUniversity of Rochester·JournalPsychological Science in the Public Interest·DateFeb 6, 2012
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.

Teen school drop-outs 3 times as likely to be on benefits in later life

A study of nearly 9,000 Norwegian teenagers found that school drop-outs were three times more likely to receive benefits than their peers who completed their education. The findings suggest a strong link between poor health and higher rates of social exclusion in young adulthood.

SourceBMJ Group·JournalJournal of Epidemiology and Community Health·DateFeb 6, 2012

New virtual tool may provide more accurate diagnosis of genetic mutations

A new web-based application, Pyromaker, has been developed to accurately identify complex genetic mutations. The tool uses simulated pyrograms to generate a virtual trace of the expected signal, allowing for clearer interpretation of ambiguous results from current testing methods.

SourceElsevier Health Sciences·JournalJournal of Molecular Diagnostics·DateFeb 6, 2012

Penn researchers uncover a mechanism to explain dune field patterns

Researchers at University of Pennsylvania uncover unifying mechanism to explain dune patterns in White Sands National Monument, revealing how wind interacts with dunes and impacts vegetation growth. The findings may hold implications for understanding tipping points in dune landscapes under climate change.

SourceUniversity of Pennsylvania·JournalNature Geoscience·DateFeb 6, 2012

3 'targeted' cancer drugs raise risk of fatal side effects

A new analysis found that targeted cancer drugs increase the risk of fatal side effects, including bleeding and heart attacks. The study recommends caution when using these drugs in patients at high risk for complications.

SourceDana-Farber Cancer Institute·JournalJournal of Clinical Oncology·DateFeb 6, 2012
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.

Gene mutation discovery sparks hope for effective endometriosis screening

Researchers at Yale University have discovered a new gene mutation that provides hope for new screening methods to identify women at risk of developing endometriosis. The study found that 31% of women with endometriosis carried the mutation, compared to 5.8% of the general population.

SourceYale University·JournalEMBO Molecular Medicine·DateFeb 6, 2012

JCI online early table of contents: Feb. 6, 2012

Research by Sheila Collins and colleagues found that cardiac natriuretic peptides cause white fat cells to take on characteristics of brown fat cells, increasing energy usage. In another study, Anne Müller's team identified a cellular mechanism by which Helicobacter pylori protects against asthma by modulating immune cells.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateFeb 6, 2012

Geometry, not gender

A recent study published in the Journal of Bone and Joint Surgery found that women and some men with non-contact ACL injuries share a common geometry on their knee joints, which may explain why women are at greater risk for ACL injuries. The study suggests that this geometry, characterized by a shorter and more rounded tibial plateau, ...

SourceAmerican Academy of Orthopaedic Surgeons·JournalJournal of Bone and Joint Surgery·DateFeb 6, 2012

How autoreactive T cells slip through the cracks

Researchers found that autoreactive T cells from patients with multiple sclerosis and type 1 diabetes bound their targets more weakly than helpful T cells. These autoaggressive T cells may slip through safety screens by failing to notice their targets, suggesting a new mechanism for autoimmune disease progression.

SourceRockefeller University Press·JournalJournal of Experimental Medicine·DateFeb 6, 2012
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.

Behavioral prevention model appears to reduce bullying, peer rejection

A widely used behavioral prevention model in schools appears to reduce bullying and peer rejection. The School-wide Positive Behavioral Interventions and Supports (SWPBIS) model promotes positive changes in staff and student behaviors, reducing the likelihood of engaging in bullying behavior.

SourceJAMA Network·JournalArchives of Pediatrics and Adolescent Medicine·DateFeb 6, 2012

Nanorod-assembled order affects diffusion rate and direction

Researchers used 3D computer simulations to study the diffusional behavior of nanoparticles on surfaces. They found that ordered nanorods can facilitate faster diffusion than disordered ones, with channels between rods enabling particles to speed through.

SourceGeorgia Institute of Technology·JournalThe Journal of Physical Chemistry B·DateFeb 6, 2012

Metabolic 'breathalyzer' reveals early signs of disease

A new metabolic 'breathalyzer' technology can detect early signs of disease by analyzing changes in glucose metabolism, offering a potential breakthrough in disease diagnosis. The method uses isotopic signatures of carbon-containing metabolic byproducts to distinguish between healthy and diseased states.

SourceUniversity of Wisconsin-Madison·JournalMetabolism·DateFeb 6, 2012

East views the world differently to West

A recent study finds that Easterners process visual information holistically, taking context and situation into account, whereas Westerners focus on key features. This difference affects face recognition, leading to varying levels of eye contact, and has implications for smooth cross-cultural interactions.

SourceEconomic & Social Research Council·DateFeb 6, 2012
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.