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Science News Archive 2012


Page 155 of 333

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.

Fertility drug usage and cancer risk

A study found that women using fertility drugs had a reduced risk of breast cancer if they did not conceive a 10-plus week pregnancy, but an increased risk if they did. The study suggests that exposure to the drugs may raise risk by modifying breast tissue remodeling during pregnancy.

Stop and go

A new protein called Lem4 has been discovered to direct a crucial step in cell division by preventing the addition of phosphate tags to BAF while promoting their removal. This process is essential for cellular growth and division, and its regulation may be key to understanding various cellular processes.

Keeping the flu away

EP67, a powerful synthetic protein, is able to activate the innate immune system within two hours of administration, preventing flu symptoms. The study found that EP67 functions similarly across different flu strains, offering a promising alternative to traditional vaccines.

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.

Spaceflight may extend the lifespan of microscopic worm

A team of scientists discovered that spaceflight suppressed the accumulation of toxic proteins in a microscopic worm, Caenorhabditis elegans. When the expression of genes involved in aging was lowered, the worms lived longer, suggesting that spaceflight may slow the aging process.

Can you hear me now? New strategy discovered to prevent hearing loss

A new research in the FASEB Journal suggests that the AMPK protein helps protect sensory cells in the inner ear from permanent damage and maintains hearing after extreme noise exposure. The discovery provides a target for new preventive strategies and potentially even treatments for earbud deafness syndrome.

The 'appetite-suppressing' effect of proteins explained

Researchers describe the biological mechanisms behind protein's appetite-suppressing effects, identifying specific receptors involved in intestinal gluconeogenesis. This understanding paves the way for new avenues in obesity treatment by controlling fullness sensation over long periods.

Apple iPhone 17 Pro

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

Gastroenterology, CGH maintain strong 2011 impact factors

The AGA journals, Gastroenterology and Clinical Gastroenterology and Hepatology, maintained strong standing with high impact factors in 2011. Both journals received a significant number of citations and had outstanding immediacy indices.

NIH-funded study finds more precise way to estimate kidney function

A new equation that combines creatinine and cystatin C levels provides a more accurate measurement of kidney function, reducing over-diagnosis of chronic kidney disease (CKD). The study suggests that this approach could be used as a confirmatory test for CKD in patients with estimated GFR near 60.

Building global collaboration for biodiversity intelligence

The Global Biodiversity Informatics Conference identified critical areas for greater investment and coordination in information technologies and social networks. The conference aimed to build global collaboration on biodiversity observation, uniting partners and initiatives to detect and respond to short-term changes and long-term trends.

Fluke 87V Industrial Digital Multimeter

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

Zebrafish reveal promising mechanism for healing spinal cord injury

Researchers discovered a protein that promotes the adoption of bipolar glial shape in zebrafish, encouraging nerve regeneration and potentially offering a new therapeutic target. The findings suggest an alternative approach to scar tissue formation, which is a major barrier to spinal cord repair in mammals.

Prevention is better than cure for killer cardiovascular disease

The new 2012 Joint European Societies' Guidelines on cardiovascular disease prevention in clinical practice focus on lifestyle changes, public health initiatives, and individual preventive measures to address the growing burden of CVD. Experts stress the need for a co-ordinated society-wide effort to reduce mortality.

Scientists discover an epigenetic cause of osteoarthritis

Researchers found that people with osteoarthritis have a signature epigenetic change responsible for increasing the levels of the destructive MMP13 enzyme. This discovery provides hope for targeted drug development to prevent disease progression and improve quality of life for arthritis sufferers.

HI-C sounding rocket mission has finest mirrors ever made

The HI-C mission will observe the solar corona at a resolution of up to 100 miles, surpassing existing instruments. The telescope's finely crafted mirrors, some of the best ever made, will capture structures in the sun's atmosphere with unprecedented detail.

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.

Aqueous iron interacts as strong as solid iron

Researchers developed a new method called inverse Partial Fluorescence Yield (iPFY) that allows them to examine the structure of metal ions-complexes in solution without sample damage. The study found that iron ions interact strongly with water, contradicting previous thoughts.

Heat, rainfall affect pathogenic mosquito abundance in catch basins

Researchers from the University of Illinois discovered that low rainfall and high temperatures increase the numbers of larvae in storm water catch basins. The study, published in Journal of Medical Entomology, highlights the importance of monitoring mosquito populations in these areas to track West Nile Virus disease cases.

Taking tissue regeneration beyond the state-of-the-art

Researchers at University of Nottingham are developing new injectable materials that stimulate stem cells to form new blood vessels, heart and bone tissue. The goal is to create radical new treatments for diseases with no cure, reducing the need for invasive surgery.

Meta Quest 3 512GB

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

Zebrafish provide insights into causes and treatment of human diseases

Researchers use zebrafish to study the biological mechanisms underlying human disorders, including inflammatory bowel disease, doxorubicin-induced heart failure, spinal muscular atrophy, and acute T-cell lymphoblastic leukemia. The models provide valuable insights into causes and potential treatments for these 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.

Jekyll and Hyde bacteria aids or kills, depending on chance

Michigan State University researchers discovered how bacteria flip a DNA switch to transform from harmless microbes to deadly insecticides. The bacteria, bioluminescent insect pathogens, reside in the intestines of worms and aid their survival, but can rapidly grow and produce toxins when the worms infest insects.

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.

UZH research team discovers the origins of key immune cells

A study published in Cell reveals that follicular dendritic cells (FDCs) originate from perivascular precursor cells, which decorate blood vessel walls. This discovery sheds light on the development of lymphoid follicles and has implications for understanding chronic inflammatory conditions and prion infections.

Another M-class flare from Sunspot 1515

A recent M-class flare from Sunspot 1515 caused a moderate radio blackout, affecting high- and low-frequency radio communication and GPS signals. The flare was classified as an M6.1, approximately half the size of weakest X-class flares.

Diabetes drug makes brain cells grow

A diabetes drug called metformin has been found to promote the growth of new brain cells and enhance spatial memory formation. The study's lead author suggests that the widely used medication may also offer cognitive benefits for people with Alzheimer's disease, independent of its effects on blood sugar control.

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.

Daily deal industry shows no evidence of slowing down

A new study by Utpal Dholakia at Rice University found that daily deals are becoming increasingly successful for businesses, with three-quarters reporting profits after seven or more deals. The study also reveals that newer and smaller businesses tend to perform better in the long term, with sustainability rates of up to 40%.

Researchers find a brain center for social choices

A new study at Duke University found that the temporal-parietal junction (TPJ) is responsible for processing information related to social interactions. The TPJ was active when subjects made decisions against human opponents, but not against computer opponents.

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.

Research shows endowment effect in chimpanzees can be turned on and off

A groundbreaking study in evolutionary analysis in law reveals that chimpanzees, like humans, show the endowment effect, with behavior influenced by an object's immediate situational usefulness. The research provides evidence that this psychological trait likely evolved prior to the human split from other species.

The key (proteins) to self-renewing skin

Scientists have identified proteins as the key to maintaining self-renewal in human epidermal progenitor cells and stem cells. The discovery highlights the importance of exosomes in regulating transcription factors, enabling cells to produce new skin cells throughout life.

Most accurate robotic legs mimic human walking gait

Researchers have developed a robotic set of legs that models human walking in a biologically accurate manner, allowing for insights into the processes underlying walking in humans. The robot's neural architecture and sensory feedback pathways mimic those found in humans, enabling it to walk without balance.

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.

Sharing data links in networks of cars

Researchers from MIT and NUS have developed an algorithm that enables Wi-Fi-connected cars to aggregate data from hundreds of vehicles, uploading it to the Internet. The system can reduce bandwidth requirements by identifying key nodes in the network, which can then share their connections with others.

Astronomers discover Houdini-like vanishing act in space

Astronomers have discovered an extraordinary amount of dust around a nearby star that has mysteriously disappeared. The dusty disc was bigger and more massive than Saturn's rings and would have extended from the sun halfway out to Earth if it were in our solar 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.

The challenges and rewards of Paralympic medicine

The Lancet article highlights the complex mix of medical issues among Paralympic athletes, including injuries from prosthetic technologies and performance enhancement practices. The authors emphasize the need for increased awareness, training, and research to address these challenges and ensure proper healthcare provision.

NASA satellites examine powerful summer derecho

A powerful summer derecho moved from Illinois to the Mid-Atlantic states, bringing destruction and wind gusts of up to 90 mph. NASA satellites captured the event's progression and aftermath, including extensive power outages and massive blackouts.

Eddies, not sunlight, spur annual bloom of tiny plants in North Atlantic

Scientists discover that ocean eddies, not sunlight, trigger the annual bloom of tiny plants in the North Atlantic, causing it to occur three weeks earlier than expected. This finding has significant implications for marine life, as many small sea animals rely on the phytoplankton for food and their timing is critical.

Special issue of Botany showcases CANPOLIN research

A special issue of Botany highlights CANPOLIN researchers' multipronged approach to pollination biology, examining topics such as climate change impacts and pollen limitation. The issue presents key findings on pollinator diversity and network analyses for conservation strategies.

Child diabetes levels higher in China than in US, study finds

A new study by UNC Chapel Hill researchers reveals Chinese teenagers have a significantly higher rate of diabetes (1.9%) compared to their US counterparts (0.5%). The study also found high levels of inflammation and cardiometabolic risk factors in Chinese children, with over one-third having at least one risk factor.

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.

When to rein in the stock market

A new MSU study suggests that the US Securities and Exchange Commission (SEC) should intervene in the stock market only when external financial disruptions make it difficult for large shareholders to fend off speculators. The study finds that such interventions are rare and should be temporary.