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Science News Archive March 2013


Page 17 of 30

Symbols, such as traffic lights, on menus effective in educating diners

Research suggests that combining numeric calorie labels with symbolic labels, such as traffic lights, is a more effective way to influence patrons to select healthier options. The study found that the combination label reduced total calories ordered by about 69 calories on average, while numeric labels alone had less impact.

Ancient, highly active galaxies discovered

A team of astronomers has discovered two ancient, highly active galaxies in the early Universe, formed soon after the Big Bang. These galaxies are characterized by an unusually high rate of star formation and will help improve our understanding of star formation in the early Universe.

Apple iPhone 17 Pro

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

Study reveals 10 factors in wrongful conviction cases

A recent study has identified 10 statistically significant factors that distinguish wrongful convictions from 'near misses' in the US. These factors include state death penalty culture/state punitiveness, prosecution withheld evidence, and forensic evidence errors.

Events in the future seem closer than those in the past

A new study suggests that our experiences of space and time have more in common than previously thought, with people perceiving the future as closer to the present. The researchers found that a temporal Doppler effect occurs when movement through space is toward the future, making it feel closer to the present.

Whale's streaming baleen tangles to trap food

Researchers found that whale baleen traps food particles at natural swimming speeds by tangling in flowing water. The flexible material, composed of keratin, forms plates with internal fibrous cores and bristly fringes that trap particles as whales skim or lunge through the ocean.

Sex at zero gravity

Researchers from the University of Montreal studied how hypergravity and microgravity affect plant reproduction, brain diseases, and cancer. They found that changes in gravity impact cellular traffic flow and construction of the cellular envelope, leading to compromised cell functioning and potential implications for human health.

Drug treatment corrects autism symptoms in mouse model

Researchers at UC San Diego used a newly discovered function of an old drug to restore cell communications in a mouse model of autism, reversing symptoms. The findings suggest that correcting abnormalities in a mouse is a long way from a cure for humans but offer encouragement to test this approach in a small clinical trial.

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.

UI study of Midwest finds increase in heavy rainfalls over 60 years

Heavy rains in the Midwest have increased significantly over the past 60 years, according to a study published by the University of Iowa. The research suggests that rising surface temperatures are contributing to this trend, as warmer air can absorb more water vapor, leading to an increase in precipitation.

Goats' milk with antimicrobial lysozyme speeds recovery from diarrhea

Researchers at UC Davis found that goats' milk carrying higher levels of the antimicrobial protein lysozyme successfully treated diarrhea caused by bacterial infection in young pigs. The study suggests that such milk may eventually help prevent human diarrheal diseases, which claim millions of lives annually.

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.

ALMA rewrites history of Universe's stellar baby boom

Astronomers use ALMA to observe distant starburst galaxies, detecting water in one for the first time. The team finds that these galaxies formed stars at a furious pace 12 billion years ago, earlier than previously thought.

ALMA finds 'monster' starburst galaxies in the early universe

Astronomers using ALMA telescope discover starburst galaxies earlier than thought, representing massive galaxies in energetic youth. These galaxies are forming 1,000 stars per year, compared to just 1 for the Milky Way, making them 'monstrous bursts of star formation'.

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.

Protein may alter inevitability of osteoarthritis

A naturally occurring protein called lubricin appears to protect against osteoarthritis, a common condition affecting over 70% of the population between 55-77 years old. Researchers found that mice with higher levels of lubricin did not develop traumatic or injury-induced osteoarthritis.

Immune cells cluster and communicate 'like bees,' researcher says

A new study by UCSF researchers reveals that T cells gather together and share information, helping to mount a coordinated response to invading pathogens. The discovery sheds light on the mechanism behind vaccine effectiveness, which relies on T-cell aggregation to form long-term memory.

Vitamin D may lower blood pressure in African-Americans

A new study from Brigham and Women's Hospital found that vitamin D supplementation can help reduce systolic blood pressure in African-American adults. The study showed modest but significant gains, suggesting that widespread use of vitamin D supplementation could have substantial public health benefits for this demographic.

Meta Quest 3 512GB

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

ALMA exposes hidden star factories in the early universe

Astronomers use ALMA to observe distant galaxies that churned out tens of thousands of stars each year at dawn of the universe. The study finds that these galaxies are more abundant than thought and host intense bursts of star formation.

Feynman's double-slit experiment brought to life

Researchers have successfully replicated Feynman's famous double-slit thought-experiment using a gold-coated silicon membrane and a moveable mask. This achievement demonstrates the mysterious properties of electrons, including their ability to produce an interference pattern when fired at the wall one at a time.

Tapeworm DNA contains drug weak spots

Researchers have mapped tapeworm genomes to identify potential drug targets using existing drugs, which could lead to faster and more effective treatments. The discovery has significant implications for the development of urgently needed therapies for these devastating diseases.

Playing computer games for fun and research

A new project called Wordovators will study how people create, learn and use new words through mathematical modeling and large-scale computer games. Players from around the world will be recruited to perform tasks and challenges in invented languages.

Celestron NexStar 8SE Computerized Telescope

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

American University researcher awarded $2.4 million NIH grant

A study will determine if a two-question screener accurately identifies underage drinking issues among children and teenagers. The researchers aim to assess the screener's effectiveness across different factors such as ethnicity, socioeconomic status, and family structure.

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.

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.

Structured weight loss program helps kids from low-income families lower BMI

A structured weight management program improved weight loss outcomes for overweight and obese children in low-income households. The study found that 53% of participants met or exceeded the Expert Committee Recommendations Regarding the Prevention, Assessment, and Treatment of Childhood and Adolescent Overweight and Obesity.

Polo takes the bait

Researchers at the Stowers Institute for Medical Research have made a groundbreaking discovery about a protein called Matrimony (Mtrm), which traps and inactivates the powerful Polo kinase. This finding has significant implications for cancer treatment, as Polo kinase is widely considered to be misregulated in many types of cancer.

Scientists discover novel chemical that controls cell behavior

Researchers at the University of New Mexico Cancer Center have identified a first-in-class chemical compound, CID2950007, that inhibits Cdc42 GTPase activity, controlling cell migration and adhesion. This novel compound shows promise in preventing cancer metastasis and may also be effective against infectious diseases.

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.

Younger doctors more likely to train and work closer to home

New research shows that 36% of UK-trained doctors attend medical school in their hometown, while 34% settle in the same region for their first career post. This trend may be linked to increasing emphasis on 'work-life balance' and shorter training periods.

Burgess Shale worm provides crucial missing link

A 505-million-year-old fossil, Spartobranchus tenuis, provides a crucial missing link in the evolutionary history of hemichordates. The finding pushes back the fossil record of enteropneusts by 200 million years.

Dwelling on stressful events can increase inflammation in the body, study finds

A new Ohio University study found that dwelling on stressful events increases levels of inflammation in the body, which can lead to chronic diseases such as heart disease and cancer. The study recruited 34 healthy young women who were asked to give a speech about their candidacy for a job while others thought about neutral images.

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.

NIST mechanical micro-drum used as quantum memory

Researchers at NIST have successfully demonstrated the use of a mechanical micro-drum as a quantum memory, storing and retrieving information with 65% efficiency. This innovation exploits a mechanical form of quantum physics and has potential applications in quantum computing and precise force sensing.

Behind the wheel of company profits

A new study by University of Leeds and Euromed Management School Marseille ranks 17 leading car makers according to their sustainable value. Fiat topped the list with improved efficiencies in 2008, while Toyota and BMW suffered worst results in a decade.

Strange phallus-shaped creature provides crucial missing link

A new species of acorn worm, Spartobranchus tenuis, has been discovered in Canada's Burgess Shale fossil beds, providing a crucial missing link in understanding hemichordate evolution. The discovery pushes the fossil record back 200 million years to the Cambrian period, shedding light on biodiversity during this time.

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.

Critical dairy cow fertility focus of new $3 million study

Researchers aim to identify genetic markers for improved dairy cow fertility, focusing on cyclicity and pregnancy timing. The study will involve collecting DNA from cows in five states and analyzing variables such as time from calving to conception.

New approaches for controlling pesticide exposure in children

A new study emphasizes the importance of reducing pesticide reliance and adopting integrated pest management (IPM) strategies to minimize exposure in children. The research found pesticides in all homes studied, with traditional pesticides ineffective in controlling infestations.

Paving the way for greater use of ancient medical knowledge

Researchers have developed an algorithm that can explain how traditional medicinal compounds work in the body, bridging the gap between Western and traditional medicine. This breakthrough may lead to more effective treatments for various diseases.

Canadians support interventions to reduce dietary salt

A national survey found that 80% of Canadians agree the food industry should reduce salt content in food. The majority supported public health interventions, such as lowering sodium in grocery foods and educating consumers about healthy eating habits. However, there was little support for taxation or subsidies related to sodium reduction.

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.

No attention-boosting drugs for healthy kids, doctors urge

Experts at Yale University and the American Academy of Neurology call for limiting or ending the use of memory-enhancing drugs in healthy children. They cite concerns over long-term health safety, incomplete decision-making capacity, and risks of over-medication and dependency.

SAGE announces winners of the ACJS SAGE Junior Faculty Teaching Award

The SAGE Junior Faculty Teaching Award recognizes promising new faculty members in the criminal justice and criminology disciplines. Ten award winners will receive grants to support their travel to the ACJS annual meeting, fostering a network of support at the beginning of their career.