the expansive scar in Earth’s surface from the dinosaur-killing asteroid. “A lot of people have questioned: How could the Chicxulub impact—albeit a huge one—be so globally destructive?” ...

There is a very real chance that microscopic fragments of dinosaur bones could actually be found on Earth's moon, the very same celestial body that Neil Armstrong first set foot on in the summer ...

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

“It’s smaller than the thing thought to have caused the extinction of the dinosaurs ... promising strategy for stopping a killer asteroid: Hit it while it’s still far enough way to alter ...

NASA shows how asteroids shaped Earth’s past. They still hold the power to reset life as we know it, but scientists are ready ...

A massive asteroid, expected to be larger than San Francisco's Golden Gate Bridge, will pass close to Earth on June 5.

When an asteroid struck Earth some 66 million years ago, the one blamed for wiping out the dinosaurs, it is believed to have sent a tidal wave crashing onto North America. Marine fossils and rock ...

Planetary boundaries outline how far past pre-industrial conditions Earth can get before anthropogenic activity has ...