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Science News Archive 2010


Page 172 of 283

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.

'Obese' BMI does not harm current health of young adults, study says

Researchers discovered little difference in current health status between normal-weight and overweight people across all age groups. The study also found that people with a BMI in the overweight range are generally not at a higher risk for current health problems compared to those of normal weight, regardless of age.

Medicine's secret archives

A study published in Trials highlights the widespread issue of publication bias, where favourable results are selectively published, leading to delays in implementing effective treatments. This can result in patients being prescribed futile or harmful treatments, as was the case with a drug used to prevent irregular heartbeats.

Swarming locusts need larger brains

Desert locusts that swarm together have larger brains with altered proportions compared to solitary locusts. Their bigger brains are thought to help them cope with the challenges of living in large groups and finding varied food sources.

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.

Dangerous lung worms found in people who eat raw crayfish

A rare parasitic infection called paragonimiasis has been diagnosed in six people who ate raw crayfish from Missouri streams, according to Washington University School of Medicine. The infection causes fever, cough, chest pain, and fatigue, but is easily treated with an oral drug, praziquantel.

High-strain tendons repair less frequently

Research reveals that high-strain tendons, like the Achilles tendon, repair themselves less frequently due to increased mechanical damage. This study sheds light on the increased susceptibility of certain tendons to injury during aging.

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.

Mutant gum disease bacteria provide clue to treatment for Alzheimer's

Researchers discover mutant strain of gum disease-causing bacteria that can activate autophagy, a cellular process that breaks down waste products and plaques associated with neurodegenerative diseases. This finding could lead to novel therapeutics for treating Alzheimer's, Parkinson's, and other diseases.

Change policy that bans blood donations from men who have sex with men

The Canadian Medical Association Journal suggests relaxing the ban on male blood donors who have had sex with men, citing a significant decrease in false negative test results. The proposed change could lead to an expansion of the blood donor pool, resulting in more units of blood available for transfusions.

New study first to directly measure body temperatures of extinct species

Scientists have developed a new method to directly measure body temperatures of extinct vertebrates, revolutionizing our understanding of ancient environments. The 'clumped-isotope' paleothermometer method analyzes fossilized teeth and bones to determine temperature ranges during the animals' lifetimes.

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.

Scientists to study impact of gulf oil spill on marine food webs

Researchers collecting mollusk specimens from the Gulf Coast will analyze growth rings in shells to determine how quickly harmful compounds from the oil become incorporated into the animals' bodies. They will also test for hydrocarbons in tissues and measure changes in growth rate and survivorship.

Viral infection linked to juvenile diabetes

Researchers have found a statistically significant association between enteroviral infection and diagnosis of type-1 diabetes in children, with 83% of patients testing positive for enteroviral DNA. The study suggests that different enterovirus types may represent a significant biomarker for early-stage juvenile diabetes.

Brown chemists report promising advance in fuel-cell technology

Researchers have developed a unique core and shell nanoparticle that uses far less platinum yet performs more efficiently and lasts longer than commercially available pure-platinum catalysts. The new catalyst generates 12 times more current than existing models, offering a promising advance in fuel-cell technology.

To attack H1N1, other flu viruses, gold nanorods deliver potent payload

Researchers at UB and CDC develop gold nanorod delivery system for immune-boosting RNA molecule that targets influenza virus, promoting interferon production and inhibiting viral replication. The therapy has potential to treat a range of infectious diseases, including H1N1, avian flu and Ebola.

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.

9/11 attacks linked to increased male baby miscarriages

A study published in BMC Public Health found that stress caused by the 9/11 attacks led to a spike in male fetal deaths and lower birth rates for boys in December 2001. The research suggests that societal shock may affect male pregnancies, potentially due to a mechanism conserved by natural selection.

Bandu begone: Tropical Cyclone 2A fading in Somalia

NASA's Aqua satellite captured Bandu's remnants over inland Somalia, measuring cloud-top temperatures with Atmospheric Infrared Sounder (AIRS). The storm dissipated due to cooler waters and higher wind shear in the Gulf of Aden, affecting cities like Garowe and Las Anod.

Model demonstrates infectious cause of asthma

A new animal model demonstrates that early childhood lung infections can lead to asthma development later in life. The study found that an altered immune response in neonatal mice played a key role in the progression of asthma.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Study finds H1N1 associated with serious health risks for pregnant women

A study of 18 patients with H1N1 infection found increased risks of obstetrical complications, including fetal distress and premature delivery. The study suggests that early antiviral treatment may improve maternal outcomes and highlights the need for further research on the impact of H1N1 on pregnant women.

Surprising new evidence for asymmetry between matter and antimatter

UC Riverside physicists involved in the international DZero collaboration have discovered significant violation of matter-antimatter symmetry in B-mesons decays, resulting in a 1% excess of muon pairs over antimuon pairs. This finding points to new physics phenomena that may explain the universe's dominance of matter over antimatter

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.

Frequent doctor visits help diabetics lower blood pressure more quickly

A large study found that frequent doctor visits can help diabetes patients lower their high blood pressure to normal levels more quickly. Patients who visited their primary care physicians at intervals of one month or less saw a faster decline in blood pressure, with an average time to reach normal levels of just 0.7 months.

Anti-aging supplements may be best taken not too late in life

Researchers at the University of Florida found that anti-aging supplement mixtures may be more effective in preventing decline in physical function than single compounds. Taking such supplements before very old age can lead to improved grip strength and mitochondrial function, suggesting a potential window for intervention.

Ultraviolet radiation not culprit killing amphibians, research shows

Despite decades of research suggesting UV radiation was a major contributor to amphibian declines, new findings reveal that natural water conditions and female behavior are more significant factors in protecting embryos from harm. Amphibians exhibit adaptations such as laying eggs in shaded areas when water clarity puts them at risk.

Microbicides that do more than gel: Vaginal rings, tablets and films

Researchers have developed vaginal rings that can deliver therapeutic levels of two anti-HIV drugs for up to 30 days, while quick-dissolve films and almond-shaped tablets also show potential. These new formulations offer an alternative to daily microbicide gels and could provide a safer and more effective way to prevent HIV transmission.

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.

Signatures of kidney transplant rejection and acceptance

Researchers identified biomarkers associated with stable kidney graft function in patients without immunosuppressants and a molecular signature indicative of future organ failure. These findings may help design personalized treatment regimens for kidney transplant recipients.

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.

Scientists conclude asteroid ended the age of dinosaurs

Scientists confirm asteroid ended the age of dinosaurs through a review of geological evidence, including the Chicxulub crater. The research group rejects an alternate hypothesis that long-term volcanic activity caused mass extinctions.

JCI table of contents: May 24, 2010

Two teams of researchers identified biomarkers that predict excellent graft function in kidney transplant recipients who stop taking immunosuppressive drugs. A molecular signature indicative of future organ failure was also found. The signatures may help physicians design personalized treatment regimens for kidney transplant recipients.

Weird orbits of neighbors can make 'habitable' planets not so habitable

Computer modeling reveals that planets in habitable zones can fluctuate between life-supporting conditions and inhospitable temperatures due to giant neighbor's gravitational pull. This can cause drastic changes in a planet's orbit, potentially altering its geological properties over long timescales.

Coastal birds carry toxic ocean metals inland

A Queen's University study found that Arctic seabirds' diets can funnel toxic ocean metals to terrestrial ecosystems, affecting other organisms. The research analyzed sediment cores from two Canadian Arctic ponds and linked bird diets to specific metal contaminants.

Apple iPhone 17 Pro

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

Can bacteria make you smarter?

Mycobacterium vaccae has been shown to increase serotonin levels and decrease anxiety in mice, leading to improved learning behavior. The temporary effects suggest a potential role for the bacteria in anxiety and learning in mammals.

Study: Brain injuries tied to trouble sleeping

A study published in Neurology found that brain injuries disrupt sleep regulation, resulting in lower melatonin levels and decreased sleep efficiency. The study suggests that taking supplemental melatonin may improve sleep in people with brain injuries.

Do we clamp the umbilical cord too soon?

USF researchers recommend delaying umbilical cord clamping to increase the transfer of stem cells, which may help prevent anemia and other health problems in newborns. The study suggests that this delay can be beneficial for pre-term infants and those born in areas with limited access to healthcare.

When helper cells aren't helpful

A new study suggests that T helper cells, previously thought to mediate autoimmunity, actually suppress the development of experimental immune encephalomyelitis in mice. The findings indicate that these cells can inhibit the growth of Th17 cells, which are believed to be responsible for causing multiple sclerosis.

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.

Obesity remains an economic issue, Seattle obesity study finds

A Seattle obesity study reveals that physical proximity to a supermarket is not the primary factor in determining healthy eating habits, with economic access playing a crucial role. The research found that people often shop at supermarkets over three miles away to save money, highlighting the need for more affordable and nutritious foo...

NASA develops enhanced search and rescue technologies

NASA's Distress Alerting Satellite System (DASS) uses mid-Earth orbit GPS to rapidly detect and locate distress signals, greatly enhancing international rescue efforts. The system overcomes current limitations by providing continuous visibility and precision location capabilities.

9/11 attacks linked to loss of male babies

Researchers found a significant increase in male fetal losses following the 9/11 attacks, with fewer boys born in December 2001. The study suggests that psychological shock from the event may have threatened the lives of male fetuses across the US.

Celestron NexStar 8SE Computerized Telescope

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

Oregon may build nation's first tsunami evacuation structure

The city of Cannon Beach is building a 9,800-square-foot structure designed to withstand earthquakes and tsunamis, with a cost of $4 million. The structure could shelter up to 1,500 people and serve as a model for other cities affected by tsunamis.

What genes help blossoms last longer?

Researchers use a virus-induced gene silencing approach to study the function of genes in plants' aging processes. They found that modifying genes involved in ethylene production can delay senescence in cut flowers and potted plants.

Fluke 87V Industrial Digital Multimeter

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

A new cancer vaccine starves tumors of blood

A DNA-vaccine targeting DLL4 inhibits the formation of new blood vessels in tumours, leading to reduced tumour growth. The vaccine was shown to be effective in mice with breast cancer, causing a tightly packed network of non-functional blood vessels and poor blood supply.

Precise trace gas analysis, without the noise

Researchers can now analyze smaller concentrations of gases with improved precision using PNNL's low-noise current controller technology. This device reduces noise in laser power sources, allowing scientists to detect smaller levels of trace gases and enabling more accurate atmospheric gas concentration measurements.

'Stress' protein could halt aging process, say scientists

Researchers found that excessive HSP10 production can preserve muscle strength and halt the aging process. The study, funded by BBSRC, suggests that artificially increasing HSP10 levels could be used as a therapeutic measure to prevent age-related muscle loss.

Meta Quest 3 512GB

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