When preserved, footprints are a library of clues about a human’s activities, speed of travel, height, weight, and sometimes even ...
New DNA evidence suggests that herders from the grasslands of today's Russia and Ukraine carried the roots of modern European ...
During the most recent ice age, milk was essentially a toxin to adults because — unlike children — they could ...
Environmentalists who are skeptical about genetically modified crops should think again, judging from a study published last June. Researchers reported in ...