New research shows 8,000-pound sloths once dug caves, adapted to oceans, and roamed widely—until climate and humans brought their downfall.

Bill Hatcher Julie Meachen, an expert in Ice Age megafauna, skirts a dirt ledge called “the Saddle” deep inside a remarkable hollow in northern Wyoming known as Natural Trap Cave. She stops to ...

Mammoths and giant ground sloths migrated poleward. And the ice caps covering the Arctic and Antarctica began to melt, raising sea levels around the world. A vast array of ancient evidence ...

Skulls from the end of the last Ice Age show signs of being tampered with and dissected by humans, providing evidence for the theory that during desperate times, early humans resorted to cannibalism.

After a West Texas road project unearthed ancient remains of Ice Age era animals ... the discovery of a tooth belonging to a Giant Ground Sloth in Lubbock. This tooth, along with a mix of other ...

A giant ground sloth tooth and other Ice Age era animal remains were discovered during a road project in Lubbock, Texas. The remains, estimated to be 18,000-36,000 years old, are being preserved ...

That expanded by 30 times the number of sequenced Ice Age horse genomes known to science from two to more than 60. The genetic information in those bones revealed a lost “Arctic highway” that ...

Few people expect digging for a road to lead to uncovering Ice Age megafauna ... "We know we’ve found giant ground sloth by its distinctive tooth," Ringstaff said. "Whether all the bones ...

WHEN the first edition of the “Quaternary Ice Age” was published in 1914, it took its place at once as the standard English text-book on the subject. Since then our ideas concerning the ...