The mass extinction that wiped out nearly all life on Earth just before the dinosaurs evolved may have been caused by a global temperature drop rather than a rapidly warming climate. The End Triassic ...

Massive volcanic eruptions on the Indian peninsula have long been proposed as an alternative cause for the demise of the dinosaurs. This phase of active volcanism took place in a period just before ...

Massive volcanic eruptions did not cause the extinction of dinosaurs, according to a new study. Volcanoes on the Indian peninsula have long been proposed as an alternative cause for the demise of the ...

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 ...

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 ...

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.

For his work on the hydrogen bubble chamber and the identification of resonance states (usually short-lived subatomic particles) Luis Alvarez had served as administrator to a large staff using the ...

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 ...

The extinction of the dinosaurs has long been considered a crime committed by a lone gunman: an incoming asteroid that struck the earth 65 million years ago, filling the air with sun-blocking dust.