A new study of human DNA -- and the largest genetics study yet of ancient peoples -- reveals that the Paleo-Eskimos are genetically distinct from both the Neo-Eskimos and modern Native Americans.
Older people with depression may benefit more from playing computer games aimed at improving their thinking skills than from taking an antidepressant drug, a new study suggests.
Rock formations such as arches, pillars, and pedestal can look as though they defy gravity. But new research how such amazing rock formations take shape.
Runners actually save energy by swinging their arms when they run, a new study finds. Runners burn more calories when the arms are held still.
Whale sharks -- the world's largest fish -- are appearing more frequently near the Azores islands, due to climate change, a new study finds.
Changyuraptor had long feathers on both its forelimbs and its hind limbs, giving it the appearance of having four wings, researchers say.
Liver transplants could get a boost from a new technique that could allow the organs to be stored for longer before they are transplanted into patients.
The human form of mad cow disease could be detected early on with an experimental blood test that looks for the misfolded proteins linked with it, researchers say.
Genes that control the length of telomeres, which protect our chromosomes, may also affect people's risk of brain cancer, a new study finds.
As we age, our muscles gradually lose their ability to regenerate. But a new study in mice suggests that the hormone oxytocin could help regenerate muscle tissue.
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