Fossils reveal dinosaurs were flourishing in diverse ecosystems right up until the asteroid impact ended their reign.

Add Yahoo as a preferred source to see more of our stories on Google. It's been 66 million years since dinosaurs roamed the Earth, and many may blame an asteroid's explosive collision with our planet ...

Sixty-six million years ago, an asteroid as big as Mount Everest was headed on a deadly collision course with Earth. The ...

Learn how the emergence of new plankton species started life's swift recovery after the asteroid impact that killed most ...

If you’re like us, you’ve probably held both of these seemingly competing ideas in your head at the same time and were too scared to ask for clarification, for fear of being silly. With that in mind, ...

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 ...

A site in the San Juan Basin of northwestern New Mexico is providing a rare glimpse into the last days of the dinosaurs.Rocks and fossils at the Naashoibito Member site show an ecosystem that was ...

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 ...

Many of our children, including my grandson, are fascinated with dinosaurs. If we think about it, we all have an impression, a memory, or an opinion about these incredible creatures. It may even be ...

It's been 66 million years since dinosaurs roamed the Earth, and many may blame an asteroid's explosive collision with our planet for the end of the creatures' reign. But for years, scientists have ...