Remembrances of things past Berkeley Lab researchers discover nanoscale shape-memory oxide Listen up nickel-titanium and all you other shape-memory alloys, there's a new kid on the block that just claimed the championship for elasticity and is primed ...

1950s pandemic influenza virus remains a health threat, particularly to those under 50 St. Jude Children's Research Hospital scientists report that avian H2N2 influenza A viruses related to 1957-1958 pandemic infect human cells and spread among ...

Higher case load lowers cost of repairing bones that protect eye Patients fare equally well at half the cost, study shows Adding to evidence that "high-volume" specialty care in busy teaching hospitals leads to efficiencies unavailable in community hospitals, ...

UI biology professor finds 'Goldilocks' effect in snail populations Finding may 1 day help control invasive species A University of Iowa researcher has discovered that a "Goldilocks" effect applies to the reproductive output of a tiny New Zealand snail—considered ...

Alzheimer's risk gene may begin to affect brains as early as childhood, CAMH research shows Dec. 3, 2013 (Toronto) - People who carry a high-risk gene for Alzheimer's disease show changes in their brains beginning in childhood, decades before the illness ...

Hubble traces subtle signals of water on hazy worlds

U of T study finds that fear of being single leads people to settle for less in relationships TORONTO, ON – Fear of being single is a meaningful predictor of settling for less in relationships among both men and women, a new University of Toronto (U of T) study has ...

Embargoed news from Annals of Internal Medicine -- 'Overweight and healthy' is a myth Annals of Internal Medicine tip sheet for 3 Dec. 2013 1. Evidence suggests that "healthy and overweight" is a myth A systematic review and meta-analysis of observational ...

ACP recommends tighter transfusion strategy to treat anemia in patients with heart disease New ACP guideline presents evidence-based recommendations for treating anemia in patients with heart disease PHILADELPHIA, December 3, 2013 -- Red blood cell (RBC) transfusions ...

Scientists build a low-cost, open-source 3-D metal printer Key ingredients are steel, a MIG welder, and a microcontroller OK, so maybe you aren't interested in making your own toys, cellphone cases, or glow-in-the-dark Christmas decorations. How about ...

Specific heart contractions could predict atrial fibrillation UCSF-led team identifies potential new risk factor for cardiovascular patients A commonly used heart monitor may be a simple tool for predicting the risk of atrial fibrillation, the most ...

Burmese python genome reveals extreme adaptation Offers key insights into nature of evolution AURORA, Colo. (Dec. 2, 2013) – Scientists from the University of Colorado School of Medicine who sequenced the genome of the Burmese python have discovered large ...

New study sheds light on the functional importance of dinosaur beaks Beaks are a typical hallmark of modern birds and can be found in a huge variety of forms and shapes. However, it is less well known that keratin-covered beaks had already evolved in ...

A single spray of oxytocin improves brain function in children with autism A single dose of the hormone oxytocin, delivered via nasal spray, has been shown to enhance brain activity while processing social information in children with autism spectrum disorders, Yale School ...

Secrets to 'extreme adaptation' found in Burmese python genome The Burmese python's ability to ramp up its metabolism and enlarge its organs to swallow and digest prey whole can be traced to unusually rapid evolution and specialized adaptations of its ...

Mount Sinai study: Age-related cognitive decline linked to energy in synapses in prefrontal cortex Hormone-replacement therapy may prevent age-related declines in cognitive functioning New York, NY – New York, ...

Researchers revise Darwin's thinking on invasive species Model points way to better understanding chances of invaders succeeding PULLMAN, Wash.-For more than a century and a half, researchers interested in invasive species have looked to Charles Darwin and what has ...

Stanford engineers show how to optimize carbon nanotube arrays for use in hot spots Experimental evidence and computer simulations suggest how to grow structures with the best trade offs between 3 desired characteristics: strength, flexibility and the ability to ...

What makes the deadliest form of malaria specific to people? The biological interactions that make some malaria parasites specific to host species Researchers have discovered why the parasite that causes the deadliest form of malaria only infects ...

Arctic study shows key marine food web species at risk from increasing CO2 A research expedition to the Arctic, as part of the Catlin Arctic Survey, has revealed that tiny crustaceans, known as copepods, that live just beneath the ocean surface are likely to battle ...

Brain connectivity study reveals striking differences between men and women Penn Medicine brain imaging study helps explain different cognitive strengths in men and women PHILADELPHIA—A new brain connectivity study from Penn Medicine ...

How bacteria respond so quickly to external changes Understanding how bacteria adapt so quickly to changes in their external environment with continued high growth rates is one of the major research challenges in molecular microbiology. This is important ...

Culling vampire bats to stem rabies in Latin America can backfire Culling vampire bat colonies to stem the transmission of rabies in Latin America does little to slow the spread of the virus and could even have the reverse effect, according to University of Michigan ...

Cardiovascular Institute: Unfolded protein response contributes to sudden death in heart failure Sudden death affects 50 percent of heart failure patients PROVIDENCE, R.I. – A researcher at the Cardiovascular Institute (CVI) at Rhode Island, The Miriam and Newport hospitals ...

Treatment plans for brain metastases more accurately determined with aid of molecular imaging trace Reston, Va. (December 2, 2013) – Imaging with the molecular imaging tracer 18F-FDOPA can help distinguish radiation-induced lesions from new tumor growth in ...