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

Scientists are uncovering new clues that a cosmic explosion may have rocked Earth at the end of the last ice age. At major ...

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

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 ...

New evidence suggests that a comet explosion over North America may have triggered a massive wave of destruction nearly ...