The culture of a school can dampen – or exacerbate – the violent or disruptive tendencies of aggressive young teens, new research indicates. A large-scale study from the University of Illinois found…

NASA's Solar TErrestrial RElations Observatory (STEREO) satellites have provided the first three-dimensional images of the sun. For the first time, scientists will be able to see structures in the…

The April 23, 2007 Chemistry and Engineering News article on the Social Software in Education symposium at the American Chemical Society spring meeting in Chicago has come out. I gave a talk there…

New research helps bridge an important gap in understanding schizophrenia, providing the best evidence to date that defects in the brain's white matter are a key contributor to the disease, which…

A newly-identified virus may be responsible for the deaths of three Victorians who received organs from the same donor in December. Victoria's Acting Chief Health Officer Dr John Carnie said there…

Early menarche tends to be preceded by rapid infancy weight gain and is associated with increased childhood and adult obesity risk. As age at menarche is a heritable trait, we hypothesised that age…

A naturally occurring compound found in many fruits and vegetables as well as red wine, selectively kills leukemia cells in culture while showing no discernible toxicity against healthy cells,…

Proper formation of the proteins that power heart and skeletal muscle seems to rely on a precise concentration of a "chaperone" protein known as UNC-45, according to a new study. This basic…

The hypothalamic-pituitary-adrenal (HPA) axis is a hormonal system that defends against stress, starvation and illnesses. New findings of alterations in adrenocorticotropic hormone (ACTH) and…

A wide variety of public policies affect alcohol purchases, consumption, and traffic fatalities, The two alcohol-control policies that have been most-clearly demonstrated to reduce youth consumption…

Researchers and clinicians already know that alcohol abuse and/or dependence can lead to severe and potentially irreversible brain damage. It is also known that women, when compared to men, seem to…

For nearly a century, anthropologists have been debating the relationship of Neanderthals to modern humans. Central to the debate is whether Neanderthals contributed directly or indirectly to the…

Oregon Health & Science University neuroscientists are eyeing a protein as a potential therapeutic target for multiple sclerosis because de-activating it protects nerve fibers from damage. OHSU…

A relative of the anti-aging gene Klotho helps activate a hormone that can lower blood glucose levels in fat cells of mice, making it a novel target for developing drugs to treat human obesity and…

Research led by Dartmouth scientists found that animals fed nutritious, high-quality food end up with much lower concentrations of toxic methylmercury in their tissues. The result suggests ways in…

When motor neurons damaged by amyotrophic lateral sclerosis (ALS), or Lou Gehrig’s disease, inappropriately send the wrong signal, immune cells react by killing the messenger. Their surprising…

Large swaths of garbled human DNA once dismissed as junk appear to contain some valuable sections, according to a new study by researchers at the Stanford University School of Medicine and the…

Scientists have determined that a specific class of PCB causes significant developmental abnormalities in rat pups whose mothers were exposed to the toxicant in their food during pregnancy and…

A rigorous, long-term study of quality of life in patients who underwent one of the three most common treatments for prostate cancer found that each affected men's lives in different ways. The…

New research on companies that sprint to rapidly gain market share is revealing the danger of pursuing sudden massive growth, according to the Management Insights feature in the April issue of…