For a long time, the prevailing theory was that dinosaurs were already in decline before the Chicxulub asteroid struck Earth approximately 66 million years ago, leading to the extinction of about 70% ...

BBC Earth, presented by Chris Packham, takes viewers back in time as the TV show host explores a buried clue behind the ...

Dinosaurs may have met their end not over months or years, but in the span of a brutal afternoon. A new study in the Journal ...

Approximately 66 million years ago, a colossal asteroid struck Earth, generating catastrophic global temperatures. As ...

Scientists have long speculated that the demise of the dinosaurs some 66 million years ago was due to starvation triggered by ...

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 ...

Fine asteroid dust may have trapped intense heat near Earth’s surface, killing exposed animals and starting widespread fires.

New research suggests asteroid impact caused immediate, intense heat pulses. Fine dust trapped thermal radiation, increasing ...

An asteroid strike 66 million years ago caused millions of species to go extinct—including many mollusks. By studying the impacts of this ancient event, scientists hope to ensure that mussels, ...

In "The Last Days of the Dinosaurs," Riley Blake explores the moments leading up to the asteroid impact and the immediate ...

A 240-million-year-old reptile discovered in Brazil is revealing what evolution looked like just before the rise of dinosaurs ...

Dinosaurs are famous for being big, from the towering Tyrannosaurus rex to the colossal Apatosaurus. But a new study ...