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 ...

Alamosaurus was one of the last dinosaurs from southern North American. Paleontologists have recently dated the rock formation from where it was found in New Mexico to around 340,000 years before the ...

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Oregon football defensive coordinator Tosh Lupoi will be Cal’s next head coach, multiple sources reported Dec. 2. Lupoi, who played for... Why is your water glass trembling? It can’t possibly be ...

A site in the San Juan Basin of northwestern New Mexico is providing a rare glimpse into the last days of the dinosaurs.Rocks and fossils at the Naashoibito Member site show an ecosystem that was ...

Dinosaurs’ extinction “re-engineered” Earth’s surface, according to new research. The reptiles had such an “immense” impact on the planet that their sudden exit led to wide scale changes in landscapes ...

Sixty-six million years ago, a catastrophic asteroid impact wiped out 75% of Earth’s species, bringing an abrupt end to the reign of the nonavian dinosaurs. The 9-mile-wide (15 km) space rock struck ...

The researchers are not the first to propose that the space rock belonged to a group of asteroids that formed beyond the orbit of Jupiter. Their findings, however, strengthen the case thanks to a rare ...

When the big asteroid hit Mexico 66 million years ago, it set off wildfires, tsunamis and massive clouds of dust that darkened the skies, killed much of Earth’s plant life and triggered a chain of ...