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Recent analyses of Martian soil have found significant amounts of water.
Could Mars have been a better starting point for the origins of life on Earth?
Planetary scientists and future explorers are trying to learn about our neighboring planet without ever leaving Earth.
Microbes may once have thrived in a freshwater lake on Mars, according to clues in an ancient rock.
What's it like to live -- and cook -- on Mars? To find out, researchers are simulating Mars missions in Russia and on the slopes of a Hawaiian volcano.
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.