A timeline-driven account based on rock-core drilling and global sediment layers: the initial fireball, tsunami and shock ...

Rocks at asteroid impact site record first day of dinosaur extinction Date: September 9, 2019 Source: University of Texas at Austin Summary: The research centers on the asteroid impact that wiped ...

Ranging in size from large chunks to tiny beads, impact ejecta are common at or near the Cretaceous/Tertiary (KT) boundary, the geological layer that defines the dinosaur extinction. Fractured ...

Earth, triggering one of the most devastating mass extinctions in history. In a single moment, life on the planet changed ...

An asteroid wiped out the dinosaurs—and 80 percent of all animals on the planet—about 66 million years ago, but scientists are still arguing about precisely what made the impact so deadly ...

Asteroid That Led to Dinosaur Extinction Hit at 'Deadliest Possible' Angle, Researchers Say. ... enough to describe the direction and angle of the impact," report co-author, ...

If there was any doubt that the dinosaurs went extinct due to the massive asteroid that hit Earth 65 million years ago, a new study hopes to put the controversy to bed.

According to new research from Tohoku University, there was only a 13 percent chance of the mass extinction event that occurred 66 million years ago, and if the asteroid had struck almost anywhere ...

The asteroid impact was certainly big enough to cause the extinction event on its own, she added. Hull's research adds more weight to the shifting consensus that an asteroid (not volcanic activity ...

After the asteroid struck, around 66 million years ago, the cataclysm extinguished many forms of life instantly. But the impact also caused environmental changes leading to mass extinctions that ...

Artist's interpretation of the asteroid impact. The asteroid in the artwork appears much larger than the six-mile rock that scientists hypothesize actually struck the Earth 66 million years ago.