BOURNEMOUTH, England (Reuters) - Scientists have uncovered evidence of ancient humans engaged in a deadly face-off with a giant sloth, showing for the first time how our ancestors might have tackled ...

In southern Brazil and northern Argentina, scientists have discovered massive underground tunnels stretching for hundreds of ...

A Facebook post features several pictures of large bones arranged in a way that resembles a human skeleton. People are observing the bones in some of the photos. "The remains of GIANTS were discovered ...

Most of us are familiar with sloths, the bear-like animals that hang from trees, live life in the slow lane, take a month to digest a meal and poop just once a week. Their closest living relatives are ...

UNION, Ky. – Big Bone Lick State Historic Site's stature as the birthplace of paleontology in the Western Hemisphere rose by about 8 feet. The skeletal reconstruction of a 2,000-pound Harlan's Ground ...

A bigfoot-like ground sloth had unwelcome company about 11,000 years ago. No matter which way the giant creature went, ancient humans followed it, stepping in its elongated, kidney-shaped paw prints ...

Large animals started going extinct at the end of the Pleistocene, just as both climate change and a new predator — Homo sapiens — arrived on the scene. But despite humans’ brutal legacy of killing ...