Almost 13,000 years ago, North America underwent drastic changes at a rapid rate. Mammoths, mastodons, giant ground sloths, ...

New research suggests a comet explosion helped cause ice age extinctions, sudden cooling, and the loss of early human cultures.

Scientists are continuing to strengthen the case that a fragmented comet exploded in Earth's atmosphere nearly 13,000 years ...

Researchers believe a fragmented comet that is thought to have exploded above Earth almost 13,000 years ago may have had a role in the disappearance of mammoths, mastodons, and most other megafauna ...

Did mammoths, sabre-tooth tigers and other Ice Age megafauna face a similar, impact-induced fate to the dinosaurs? That’s ...