The last days of the dinosaurs mark one of the most dramatic turning points in Earth’s history. While a catastrophic event is often cited, scientists continue to debate how sudden and widespread the ...

(via Be Smart) A giant asteroid impact ended the age of the dinosaurs 66 million years ago. How did this mass extinction play out, moment by moment? In this video we meet a geologist who has explored ...

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

(CNN) — 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 ...

Were dinosaurs already doomed before the asteroid hit, or were they robbed of a flourishing future? For decades, scientists have argued over dinosaurs’ final years, but new research published Thursday ...