The asteroid 66 million years ago that led to the extinction of the dinosaurs hit at a 60-degree angle — ensuring maximum death and destruction.

New evidence has emerged that dinosaurs in North America were thriving, and not in decline, before the asteroid hit.

Dinosaurs appear to have been thriving before a giant asteroid hit the Earth 66 million years ago, paleontologists working in ...

Two new studies suggest that, contrary to longstanding beliefs, dinosaurs were not on the decline before the Chicxulub asteroid impact.

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed flourishing communities.

A new study of dinosaur biodiversity challenges the belief that the megafauna were on their way out 66 million years ago ...

Fossils from New Mexico change how we look at dinosaur history.

What if the asteroid that killed the dinosaurs struck Earth today? This video explores the potential consequences of such an ...

Dinosaurs weren’t dying out before the asteroid hit—they were thriving in vibrant, diverse habitats across North America. Fossil evidence from New Mexico shows that distinct “bioprovinces” of ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction. New research suggests dinosaur populations were still ...

A ridge of rocks in New Mexico holds a snapshot of a dinosaur heyday. Fossils of crested hadrosaurs, long-necked sauropods and a variety of plants all point to a flourishing ecosystem. “Without this ...

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed flourishing communities. Alamosaurus was one of the last dinosaurs from ...