The natural world is full of animals that seem to defy logic, blurring the line between reality and imagination. Some look ...

These "total monsters of fishes" are extinct today, though new clues about their lives come from CT scans and their closest ...

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

Stepping into Yellowstone National Park feels like entering a different world, one where wildlife rules the landscape and ...

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