On the final day of the Cretaceous period, some 66 million years ago, Earth was teeming with a dazzling variety of dinosaurs.

This cleared the stage for dinosaurs to take over for the next 135 million years. This extinction was connected with massive volcanic eruptions caused by the breakup of the supercontinent Pangaea. The ...

Everyone knows what a bird is – and pretty much everyone knows what a dinosaur is. But not everyone is aware that birds evolved from dinosaurs approximately 160 million years ago. In fact, birds and ...

When the big asteroid hit Mexico 66 million years ago, it set off wildfires, tsunamis and massive clouds of dust that darkened the skies, killed much of Earth’s plant life and triggered a chain of ...

Steve Brusatte, author of The Rise and Fall of the Dinosaurs and The Story of Birds, recommends 10 dinosaur books to dig into ...

A newly described dinosaur that appears to have persisted beyond a catastrophic die-off is forcing scientists to rethink how mass extinctions actually play out on the ground. Instead of a clean break ...

The small, plant-eating Lystrosaurus thrived post-extinction, while its predators suffocated to death. Its eggs played a ...