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A red disk painted in a Spanish cave over 40,800 years ago could be the work of Neanderthals.
Nickolay Hristov uses a long-range laser scanner and portable thermal cameras to see bats in new ways.
New research gives a date to the start of the formation of the Grand Canyon -- 17 million years ago.
Ready to go spelunking? Live from the cave state--that's Missouri--we'll get an inside look at the biology, geology, and history of the underground attractions that gave the state its name.
The arid Texas climate preserved rock art painted by early Native American groups.
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.