For a long time, the prevailing theory was that dinosaurs were already in decline before the Chicxulub asteroid struck Earth ...

After years of detective work, University geosciences professor Gerta Keller and her colleagues have found that an intensive period of volcanic eruptions and a series of asteroid impacts likely ended ...

For decades, the prevailing theory behind the mass extinction that ended the reign of the dinosaurs has pointed to a catastrophic asteroid impact near today’s Yucatán Peninsula. The massive crater of ...

pt. 1. The conquering cold-bloods: a conundrum : Brontosaurus in the Great Hall at Yale ; Wyoming reverie: meditation on the geological text ; Mesozoic class warfare: cold-bloods versus the fabulous ...

For decades, scientists have debated what wiped out the dinosaurs 66 million years ago. The usual suspects? A massive asteroid or powerful volcanic eruptions. But now, researchers from Dartmouth ...

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Dinosaurs only started to live large after a mass extinction altered the planet in their favor. Lucas Atwell CC BY-SA 3.0 Everyone knows about the mass extinction that ended the Age of Dinosaurs.

Chris Doughty, an associate professor in NAU's informatics department, was writing a paper for a conference and had the idea to test a theory about sauropods, forests and fruit. Doughty created a ...