Palynologists who study tiny pollen fossils share 4 stories found in grains that fell hundreds to millions of years ago.

But a new study suggests that this huge asteroid wasn ... was that small mammals ate dinosaur eggs and another proposes that toxic angiosperms (flowering plants) killed them off.

Philippe Claeys Previous studies have unearthed chemical signatures in the K-Pg boundary that also implicated a carbonaceous asteroid in the death of the non-avian dinosaurs and about two thirds ...

The asteroid that ended the reign of the dinosaurs sixty-six million years ago also created a "mega-tsunami" whose waves grew more than a mile high, according to a new study. Scientists recreated ...

a turtle impaled with a stick and a leg that might have belonged to a dinosaur that witnessed the asteroid strike. The story of the discoveries is revealed in a new documentary called “Dinosaur ...

Some 66 million years ago, a catastrophic event wiped out three-quarters of all plant and animal species on Earth, most notably taking down the dinosaurs. The puzzle of why so many species ...

Today’s tropical rainforests came about because of the huge asteroid strike thought to have wiped out the dinosaurs. Before the asteroid hit the Yucatán peninsula in what is now Mexico, South ...

An asteroid impact, not volcanic activity, killed the dinosaurs, a new study finds. For decades, scientists have gone back and forth over exactly what caused a mass extinction event 66 million ...

An asteroid slammed down and did away with all the dinosaurs, paving the way for such developments as the human race, capitalism, and posting on the internet: it’s the story we all know and love.

The rocky object that wiped out the dinosaurs 65 million years ago may have been a comet, rather than an asteroid, scientists say. The 112-mile (180 kilometers) Chicxulub crater in Mexico was made ...

CAPE CANAVERAL, Florida (Reuters) - Dinosaurs died off about 33,000 years after an asteroid hit the Earth, much sooner than scientists had believed, and the asteroid may not have been the sole ...

The idea that a cosmic impact ended the age of dinosaurs in what is now Mexico now has fresh new support, researchers say. The most recent and most familiar mass extinction is the one that ...