Sixty six million years ago, an asteroid the size of Mount Everest hurtled toward Earth, setting in motion an extinction event that would change life forever. The impact wiped out the largest and ...

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 it comes to dinosaur extinction, the working idea is what’s called the bolide impact. This is the hypothesis that a meteorite came to the surface of the Earth, hit the Earth and led to the ...

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 ...

At that crucial moment, what was really happening to dinosaur diversity? Discovery, identification, and description of new dinosaurs provide vital clues. This is where our work comes in. Close ...

Named for its razor-like teeth, Novaculadon mirabilis came from a rodent-like order that outlived the dinosaur extinction before vanishing about 30 million years ago. By Sara Novak Around 145 million ...