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The lunar eclipse on Tuesday, April 15, will be visible from all over North and South America.
As Comet ISON skirts the sun, it could be destroyed—or emerge, even more spectacular than before.
The comet ISON, discovered by two amateur astronomers last year, will zoom past the Earth next fall. But where did it come from?
A panel of experts discusses the different scientific phenomena that combine to make up the winter season.
SETIcon celebrates all things extraterrestrial this weekend.
Doctor Jordan Metzl says specific cardio and strength training regimens can trea...
Exercise scientists Tamara Hew-Butler and Greg Whyte talk about how the body cha...
Can regular mental exercise help slow down the progress of dementia?
Can exercise help keep aging brains healthy?
New York Times science writer William Broad’s book investigates popular health c...
Think caffeine dehydrates you? Or that you can't get too much water on a hot day? Douglas Casa, of the Korey Stringer Institute, sets the record straight.