An asteroid about the size of a small building zoomed past Earth unnoticed by astronomers last week, coming as close to the Earth’s surface as the International Space Station, according to the ...

Dinosaurs weren’t dying out before the asteroid hit—they were thriving in vibrant, diverse habitats across North America.

Extinction rates are not spiraling upward as many believe, according to a large-scale study analyzing 500 years of data.

PN7 has been a mysterious space traveler, shadowing our planet for decades undetected in our vast celestial world, until now.

For years, headlines have warned that Earth is entering its sixth mass extinction, but a new study suggests these fears may ...

Technically, it's not a real moon. It's what scientists call a quasi-moon—a space rock that doesn't orbit Earth directly but ...

Fossils from New Mexico change how we look at dinosaur history.

Study warns that humans may be driving Earth toward a sixth mass extinction. The research shows species loss, but the future ...

For much of the past century, scientists thought dinosaurs were already in decline long before the asteroid impact that ended ...

The planet is on the cusp of triggering the sixth mass extinction event. Conserving a small percentage of land could make all ...

Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

For decades, many scientists believed dinosaurs were already dwindling in number and variety long before an asteroid strike ...