People who report sleeping restlessly, feeling tired during the day and taking sleep medication were more likely to be diagnosed with Alzheimer's within the next two years, a study finds...
Beauty products are largely unregulated, according to this special report
Despite government recommendations, there is little evidence that flu vaccines help individuals older than 65 or younger than two
The South Platte River system picks up microbial genes for resistance to sulphonamide and tetracycline antibiotics as its waters flow past human settlements
A recent twist on the famous "marshmallow test" for children finds that environment and experience play a big role in a child's ability to resist temptation. Christie Nicholson reports
The National Autonomous University of Mexico has become a global leader in developing a new generation of treatments for bites from poisonous critters, some of which have cleared FDA hurdles...
The 2012 Nobel Prize in Chemistry was awarded jointly to Robert J. Lefkowitz and Brian Kobilka for studies of G-protein-coupled receptors, which are the portals by which information about the environment reaches the interior of cells and leads to their responses...
Physicians struggle to curb the growing number of lethal overdoses
The 2012 Nobel Prize in Physiology or Medicine was awarded jointly to John B. Gurdon and Shinya Yamanaka for the discovery that mature cells can be reprogrammed to become pluripotent
The black mamba's venom has a special ingredient: a painkiller as potent as morphine. Christopher Intagliata reports
Scientists have mapped a tiny roundworm's entire nervous system. Did it teach them anything about its behavior?
The wrinkle treatment prevents face muscles from registering negative emotions
We tend to notice sounds that appear much more often and accurately than sounds that vanish. Christie Nicholson reports
Polyunsaturated omega-3 fatty acids are important parts of a healthy diet, but supplement studies have numerous sampling problems
Inuit children exposed to higher levels of these metals are at least three times as likely to be identified as suffering from attention-deficit hyperactivity disorder
Genetic analyses found herbs similar to black cohosh were being sold in commercial preparations of the popular remedy, possibly explaining mixed results and casting doubt on supplement label accuracy...
Stimulating a brain region induces intense overeating
An unforgettable activity from Scientific American
The tunafish often served in school lunches may contain too much mercury, according to environmentalists' testing