Bluesky Facebook Reddit Email

Science News Archive September 2011


Page 4 of 29

Students 'jump into action' for better health

A new study from the University of Missouri shows Jump Into Action (JIA), a school-based physical activity program, is effective in changing unhealthy youth behaviors. JIA participants reported increased knowledge of health behaviors and adopted many of these behaviors, leading to improved nutrition and reduced screen time.

Apple iPhone 17 Pro

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

NIH modifies 'VOICE' HIV prevention study in women

The VOICE study will discontinue evaluating oral tenofovir due to lack of effectiveness, while continuing to investigate tenofovir gel and PrEP. This decision was made after an interim review found no safety concerns with oral tenofovir.

Additives meant to protect vitamin C actually cause more harm

Researchers found that anti-caking agents in powdered vitamin C products can accelerate degradation, even protecting it from moisture. This is due to the chemical properties of these agents, which can absorb or repel water and lead to further reactions that lower the nutrient's stability.

New University of Houston research focuses on teenage mind

Researchers at the University of Houston have found a connection between borderline personality disorder and hypermentalizing in adolescents, which can lead to emotional regulation challenges. The study's findings suggest that early intervention and treatment can improve strategies for managing BPD symptoms.

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.

NW biofuels coming of age with $80 million in separate projects led by UW, WSU

The University of Washington and Washington State University are leading two separate $40 million grants to develop a regional biofuels industry in the Pacific Northwest. The projects aim to produce cellulosic fuels from woody biomass, creating jobs and stimulating economic growth. Successful demonstration projects will lay the foundat...

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.

Light from galaxy clusters confirm theory of relativity

Astrophysicists have measured how light is affected by gravity on its way out of galaxy clusters, confirming the general theory of relativity. The observations show that the gravitational redshift of light is proportionally offset in relation to the galaxy cluster's gravity.

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.

Treatment of common virus can reduce tumour growth

Researchers at Karolinska Institutet have found that treating common Cytomegalovirus (CMV) can reduce tumour growth and size. CMV is found in 70-75% of adults and plays a central role in brain tumours, breast cancer, colon cancer, and prostate cancer.

Alzheimer's protein kills nerve cells in nose

Researchers discovered a mutated version of human APP, which causes rapid death of olfactory nerve cells. The study suggests that reducing APP production may prevent or reverse cell death and dementia associated with Alzheimer's disease.

Assessing California earthquake forecasts

UC Davis researchers compare seven different earthquake forecasts to identify the most accurate methods for predicting earthquake locations. The study finds that all seven forecasts showed some utility in forecasting earthquake locations, with the UC Davis group's forecast being the most accurate.

U of A chemistry team produces a 'game-changing' catalyst

Researchers at the University of Alberta have discovered a new catalyst that transforms amides into desired chemical products efficiently and safely, producing no by-products or hazardous waste. This breakthrough has the potential to revolutionize the chemical industry from an economic and green perspective.

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.

Self-cleaning cotton breaks down pesticides, bacteria

Researchers at UC Davis have developed a self-cleaning cotton fabric that can kill bacteria and break down toxic chemicals like pesticide residues when exposed to light. The new fabric uses 2-AQC, a chemical that bonds strongly to cellulose in cotton, producing reactive oxygen species that kill bacteria and break down toxins.

Venus weather not boring after all, NASA/international study shows

A new study by NASA and international scientists detects temperature changes in Venus' upper atmosphere, contrary to the planet's harsh surface conditions. The findings suggest that atmospheric circulation patterns may be more complex than previously thought, with potential implications for understanding Earth's own atmospheric evolution.

National labs leading charge on building better batteries

Researchers at Oak Ridge National Laboratory and Lawrence Berkeley National Laboratory have made significant improvements to lithium battery anodes, leading to faster charging times and increased capacity. The new designs could enable the widespread adoption of electric vehicles and renewable energy systems.

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.

New 'FeTRAM' is promising computer memory technology

Researchers at Purdue University have developed a new type of computer memory called FeTRAM, which combines silicon nanowires with a ferroelectric polymer. This technology has the potential to use 99% less energy than flash memory and may be faster than SRAM.

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.

What do infants remember when they forget?

Researchers discover that six-month-old babies recall the existence of objects even when hidden from view, but not their details. This discovery sheds light on how young brains process object information.

'Finding yourself' on Facebook

A Tel Aviv University researcher found that social networking on Facebook can be beneficial for teens' psychological development. The study discovered a positive correlation between Internet use and self-understanding, ego development, and clarity of self-perception.

Pediatricians in Appalachia less likely to recommend HPV vaccine

A study found that pediatricians in Appalachia are less likely to encourage parents to get the HPV vaccine for their children, citing a lack of information and cultural concerns. This is alarming as HPV infection is a major risk factor for cervical cancer, which disproportionately affects Appalachian women.

How global warming could cause animals to shrink

A new study reveals that global warming can lead to a phenomenon where animals shrink due to the decoupling of growth rate and development rate. This effect is observed in marine planktonic copepods, which show increased growth but mature faster at warmer temperatures.

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.

Quantum teleportation analysed by mathematical separation tool

Researchers from the University of Vienna have proven that the entanglement or separability of a quantum state depends on the perspective used to assess its status. By using mathematical density matrices, they showed how different factorisations can lead to entanglement or separability in complex physical systems.

Rhode Island Hospital finds lack of testing for Legionella

A study by Rhode Island Hospital found that current guidelines for testing patients with possible community-acquired pneumonia due to Legionella may underestimate the number of cases. The researchers suggest more comprehensive Legionella testing in patients hospitalized with pneumonia, which could identify additional cases and provide ...

US Department of Energy PECASE recipients

Thirteen US Department of Energy researchers have been awarded the Presidential Early Career Award for Scientists and Engineers (PECASE) for their innovative work in various fields. The award recognizes their contributions to advancing energy independence and national security, as well as their commitment to mentoring and community ser...

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.

NIH to fund development of K-12 neuroscience education programs

The NIH will provide funding for eight innovative neuroscience education programs aimed at increasing science literacy and interest among K-12 students. These programs, led by investigators across the US, will use creative strategies such as touch tablet technology and interactive learning centers to engage students in neuroscience.

New nanostructure-based process will streamline production of magnetic materials

Scientists at the University of Massachusetts Amherst have developed a simplified method to create ordered magnetic materials using nanostructures, achieving room-temperature ferromagnetism with fewer steps than before. The process uses block copolymers to confine magnetic particles, inducing stronger interactions and yielding stable m...

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Frequent doctor visits benefits patients with diabetes

Researchers found that patients who saw their doctors every two weeks had lower hemoglobin A1C levels, blood pressure and LDL cholesterol within a shorter timeframe compared to those who visited less frequently. This suggests that more frequent doctor-patient encounters can aid in achieving ideal treatment goals for diabetes.

As minds get quicker, teenagers get smarter

Researchers found that the increase in intelligence during adolescence can be largely attributed to improvements in mental speed. The study analyzed data from over 6,900 teenagers and discovered that older teens performed better and worked faster on cognitive tests.

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.

Gene controlling flowering boosts energy production from sorghum

Researchers at Texas AgriLife Research have discovered a gene regulating sorghum flowering, which can delay flowering and increase biomass accumulation by up to 200 days. This breakthrough enables the development of sorghum as a dedicated bioenergy crop with potential to produce lignocellulosic-based biofuels.

Exercise eases arthritis in obese mice even without weight loss

Researchers found that exercise improves arthritis symptoms in obese mice without causing weight loss. Modest improvements could have a major impact on people affected by osteoarthritis. The study's findings contradict the long-held notion that excess weight is the primary cause of the condition.

Clemson University biochemists identify new genetic code repair tool

Researchers have identified a new class of DNA repair enzymes that lack uracil repair capabilities, instead repairing adenine damage. This discovery provides insights into the diversity of DNA repair functions and highlights the importance of interdisciplinary collaboration in scientific discovery.

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.

Saw palmetto no more effective than placebo for urinary symptoms

A new NIH-funded study confirms that saw palmetto extract does not reduce urinary problems associated with prostate enlargement. The study found no significant improvement in lower urinary tract symptoms for men with benign prostatic hyperplasia (BPH), regardless of dose.

Tracing an elusive killer parasite in Peru

A team of researchers, led by Michael Levy, have traced the spread of Chagas disease in Peru using advanced mathematical methods and door-to-door surveys. They found that the parasite was introduced into the region around 20 years ago, with most infections occurring over the last decade.

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.

Modern shift work pattern potentially less harmful to health

Recent studies found that rotating shift patterns do not significantly disrupt circadian rhythm or melatonin production, reducing potential cancer risk. The study's lead author notes that an intervention to combat shift work's health risks may already have occurred.

Environmental health risks of livestock farming

A new study by Utrecht University found that living close to livestock farms increases the severity of asthma and COPD symptoms in people with lung conditions. The research also showed that the risk of contracting Q fever increased with the number of animals kept near farms, particularly mega farms.

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.