Jared Wildenradt has hiked the Ice AgeTrail nine times. Lisa Siewert is mapping the geologic highlights of the path. They ...

Thompson says the now-extinct mammals roamed Santa Cruz County during the last Ice Age 25,000 years ago.The prehistoric fossil found in California will help paleontologists better understand the ...

The Robberg is one of southern Africa's most distinctive and widespread stone tool technologies. Robberg tools—which we found at the Knysna site—are thought to be replaceable components in composite ...

A new study on an ancient ice sheet may hold important clues about our planet's future. The research focuses on the Laurentide Ice Sheet, the massive expanse covering North America during the last ...