Some substances in medicines, household items and the environment are known to affect prenatal child development. Researchers tested the effects of five drugs (including caffeine and the blood thinner ...

Humans and other mammals cycle through distinct sleep phases. One of them is easily recognized by the darting motion of the eyes behind closed lids, giving it its name: REM (rapid eye movement) sleep.

WASHINGTON, March 19 (Reuters) - Inside the stout fins of a fish that prowled the shallow waters of an estuary in what is now eastern Canada about 380 million years ago, scientists have found what ...

EAST LANSING, Mich. - What can fish teach scientists about limb regeneration? Quite a bit, as it turns out. In the current issue of Proceedings of the National Academy of Sciences, Michigan State ...