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Science News Archive April 2011


Page 18 of 26

Nanoparticles increase biofuel performance

A new study reveals that alumina nanoparticles enhance biodiesel combustion, increasing fuel efficiency while decreasing nitrogen oxide and carbon monoxide emissions. Researchers are now exploring other types of nanoparticles for potential engine lubrication and cooling systems.

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.

Americans' views of college access varied, often inflated

A study by Indiana University sociologists found that Americans have varying beliefs about college access, with some perceiving minority and low-income students as having more opportunities than middle-class students. Qualified students from low-income families were perceived as having less opportunity than other groups.

Cookies or careers?

A recent study published in Gender & Society reveals that scouting manuals steer girls towards arts and crafts while discouraging scientific pursuits. Meanwhile, boys are encouraged to pursue careers like engineering and science. The findings highlight the perpetuation of gender stereotypes in scouting organizations.

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 world first: The discovery of a common genetic cause of autism and epilepsy

A new gene, SYN1, has been identified as a predisposing factor for both autism and epilepsy in individuals from Quebec. Mutations in this gene lead to impaired synaptic function, causing communication between neurons to break down. This study provides a key to understanding the comorbidity of these devastating diseases.

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.

Penn research advances understanding of lead selenide nanowires

Researchers at the University of Pennsylvania have made significant progress in controlling the characteristics of lead selenide nanowires, a promising material for semiconductors. By manipulating the exposure to oxygen and chemical hydrazine, they can alter the conductive properties between p-type and n-type devices.

Newly merged black hole eagerly shreds stars

A newly merged black hole can be detected by observing the tidal disruption of surrounding stars, which will provide accurate distances and precise sky coordinates. This could lead to a better understanding of dark energy and Einstein's general theory of relativity.

Free software makes computer mouse easier for people with disabilities

Researchers at the University of Washington have developed two free software solutions to make computer mice easier for people with motor disabilities. The Pointing Magnifier combines area cursor visual and motor magnification, allowing users to acquire targets faster. In contrast, the Angle Mouse adjusts movement angles to make target...

Apple iPhone 17 Pro

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

Late diagnosis is major factor in hospital cancer deaths

A study found that late cancer diagnosis is a major factor in hospital cancer deaths in Northern Ireland, where over half of patients prefer to die at home. The study highlights the importance of early recognition of cancer symptoms and improving community services to support patients' wishes.

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.

IPF drug fails in new trial

A new study found that taking bosentan did not improve health outcomes for patients with idiopathic pulmonary fibrosis (IPF). Researchers suggest a subset of IPF patients may still benefit from the drug, but further studies are needed to confirm this.

Digestive experts grade treatment options for inflammatory bowel disease

The American College of Gastroenterology published a new evidence-based systematic review on the management of Inflammatory Bowel Disease (IBD), grading treatment options for Crohn's disease and ulcerative colitis. A comprehensive meta-analysis highlights the importance of diet, gut microbiome, and immune system in IBD causes.

U. Iowa study suggests antidepressants aid physical recovery in stroke

A University of Iowa study finds that patients treated with antidepressants after a stroke have significantly greater improvement in physical recovery than those on placebo. The study demonstrates that this effect continues to improve for at least nine months after the medication is stopped.

Fluke 87V Industrial Digital Multimeter

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

VA makes major gains in quality, but racial disparity persists

The VA has seen significant improvements in healthcare quality over the last decade, with better care for seniors and patients with diabetes. However, racial disparities persist, with black veterans experiencing lower quality of care and fewer favorable outcomes compared to white veterans.

Scientists exploit ash tree pest's chemical communication

Researchers have identified a macrocyclic lactone compound that female emerald ash borers release while feeding, attracting male borers. This discovery has the potential to improve traps for monitoring and controlling the tree-killing beetle.

Welders may be at increased risk for brain damage

Researchers found that welders had an average 11.7 percent reduction in dopamine markers in the brain compared to non-welders, suggesting potential neurotoxic effects from manganese exposure. The study also revealed brain changes consistent with manganese deposits, highlighting a potential public health concern for U.S. workers.

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.

Molecules identified that help propel cancer metastasis

Researchers at Albert Einstein College of Medicine have identified two molecules that help cancer cells spread inside the body. The study found that these molecules regulate RhoC activity, which is positively correlated with increased invasion and motility of tumor cells.

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.

Stanford professor honored for contributions to computational biosciences

Axel T. Brunger, a Stanford University professor, has been awarded the inaugural DeLano Award for Computational Biosciences for his work on structural biology and crystallographic refinement methods. The award recognizes his contributions to making computer technology accessible to the scientific community.

SEBM Young Investigator Awards for 2011

The Society for Experimental Biology and Medicine has recognized seven outstanding young investigators with the 2011 Young Investigator Award. These researchers demonstrated originality, importance, and presentation of their data in various fields of study, including vascular dysfunction and skeletal muscle microvascular rarefaction.

Hot topics in chemical biology and drug development at EB2011

Researchers unveiled groundbreaking cellular analysis tools, drug-delivery methods, and novel approaches to high-throughput drug discovery. The session highlighted advances in imaging and simultaneous identification of biological compounds, as well as the use of peptides as potential drugs and biological probes.

Ancient corals provide insight on the future of Caribbean reefs

University of Miami scientists studied fossil records of coral communities from nine Caribbean countries to understand reef ecosystems during the Pliocene epoch. They found that free-living corals, well-suited to warm seas, experienced abrupt extinction as seawater cooled and nutrient levels decreased.

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.

UMass med school professor wins coveted emerging-investigator award

Job Dekker, an associate professor at UMass Medical School, has been awarded the Young Investigator Award by the American Society for Biochemistry and Molecular Biology. He developed methods to analyze millions of chromosome interactions in parallel, opening a new field of study.

Breakthrough study confirms cause of short gamma-ray bursts

A new supercomputer simulation reveals that the collision of two neutron stars can naturally produce the magnetic structures thought to power short gamma-ray bursts. The study provides the most detailed glimpse of the forces driving some of the universe's most energetic explosions.

D.C.-area science teachers experimenting with partnerships

Dozens of D.C.-area junior high science teachers will partner with college faculty to develop hands-on activities in biochemistry and molecular biology. The partnership aims to encourage students to pursue high-tech studies and careers, starting earlier in their education.

New radiation treatment practice recommendations for thyroid disease

The American Thyroid Association has released new practice recommendations for outpatient radioiodine treatment, emphasizing travel precautions, personal hygiene, and pregnancy safety. The guidelines comply with US Nuclear Regulatory Commission regulations and provide simplified instructions for care providers and patients.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

A new way to make reprogrammed stem cells

Researchers have developed a new method to generate induced pluripotent stem cells (iPSCs) using microRNAs, increasing efficiency by 100-fold compared to traditional methods. This breakthrough has the potential to revolutionize regenerative medicine and tissue engineering.

Climate change poses major risks for unprepared cities

Cities worldwide are failing to protect residents from climate change impacts, despite billions of people being vulnerable to heat waves, sea level rise, and other changes. Fast-growing urban areas are particularly at risk, with many cities lacking effective strategies to safeguard their residents.

Treatment for depression a long-term solution

Research suggests that treatment for depression may have long-term benefits, with depressed adults who use antidepressants being three times less likely to be depressed eight years later. Cognitive behavioral therapy has also been shown to be effective in reducing symptoms of depression.

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.

New approach to IVF embryo donations lets people weigh decision

A new process developed by Stanford researchers allows people to make IVF embryo donation decisions in private, reducing conflicts of interest. The study found that donors were equally likely to give consent for embryonic stem cell research or human development studies.

Caffeine and diabetes -- helpful or harmful?

A review article in the Journal of Caffeine Research suggests that caffeine disrupts glucose metabolism, increasing insulin resistance and exacerbating blood glucose levels in people with diabetes. The study reveals potential harm of caffeine consumption for over 220 million individuals worldwide affected by type 2 diabetes.

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.

New model of whiskers provides insight into sense of touch

Researchers at Northwestern University have developed a model that simulates how rats use their whiskers to sense objects around them. The model enables further research on the human sense of touch and may provide insights into new technologies that could utilize the whisker system.

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.