The Chicxulab asteroid, which smashed into the Gulf of Mexico 65 million years ago with devastating results ... Some have speculated that had it missed the Earth, other species of dinosaur ...

A large asteroid dubbed 2024 YR4 now has a 2.2% chance of hitting the Earth on Dec. 22, 2032, according to NASA and the ...

A few fossilized body parts hinted at an enigmatic bird's close ties to waterfowl like ducks and geese. A newfound skull may bolster that idea.

Two asteroids that were almost as big fell to Earth 35.65 million years ago, but their effect was very different. Despite the devastation, it appears that they cause no long-term changes to the ...

Scientists simulated what would happen if a medium-size asteroid were to strike Earth. One of those space rocks, asteroid ...

A crater at the edge of the Yucatán peninsula in Mexico was created by a massive asteroid that hit Earth 66 million years ago At the end of the Cretaceous Period 66 million years ago, an ...

Scientists calculate that it was blasted into Earth by a 10-kilometer-wide ... the impact that created this crater occurred 65 million years ago. The date corresponds perfectly to the date of ...

The best example may be a 6-mile-wide (10-kilometer-wide) asteroid that crashed into Earth, killed the dinosaurs and created Chicxulub crater about 65 million years ago. The NEOWISE mission started ...