Researchers continue to expand the case for the Younger Dryas Impact hypothesis. The idea proposes that a fragmented comet smashed into the Earth’s atmosphere 12,800 years ago, causing a widespread ...

Almost 13,000 years ago, North America underwent drastic changes at a rapid rate. Mammoths, mastodons, giant ground sloths, and many other large animals went extinct. Around the same time, the Clovis ...

For most of human history, the story of cosmic catastrophe has been told in craters: scars like Chicxulub that mark where asteroids slammed into the planet and rewrote the rules of life. A growing ...

(Santa Barbara, Calif.) — Researchers continue to build on a body of evidence for a fragmented comet that is thought to have exploded over the Earth almost 13,000 years ago, which may have had a role ...

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 ...