New plankton arrived just a few millennia — maybe even decades — after the Chicxulub asteroid, forcing a rethink of evolution ...

There might still be dinosaurs living on Earth today — if not for the giant asteroid. It’s a long-debated issue, but now researchers say the idea Dinosaurs were in decline before the Chicxulub ...

Dinosaurs weren't in decline when an asteroid smashed into Earth and wiped them out, scientists say. Instead, the idea that dinosaur diversity was declining before the asteroid struck 66 million years ...

The researchers are not the first to propose that the space rock belonged to a group of asteroids that formed beyond the orbit of Jupiter. Their findings, however, strengthen the case thanks to a rare ...

So in one way, dinosaurs never went extinct; they just turned into birds. However, in the stricter sense of the word, dinosaurs had a whole combination of anatomical and behavioral characteristics ...

Warning: Spoilers for Uncanny X-Men #14!The dinosaurs have finally been given a canonical reason for their extinction in the Marvel Universe. Dinosaurs have always been an important staple of Marvel ...

Rocks formed immediately before and after non-avian dinosaurs went extinct are strikingly different, and now, tens of millions of years later, scientists think they’ve identified the culprit—and it ...

Roughly 1.5 meters long, it likely hunted small vertebrates around the time the first dinosaurs were emerging. Scientists still debate whether Lewisuchus was an early dinosaur or a close relative that ...

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 ...