Astronomers can usually spot "planet killer" asteroids long before they approach Earth. But what if they can't?

If such ‘twilight’ asteroids approach Earth, "they could pose serious impact hazards," warned the astronomer behind the ...

New research suggests that dinosaur populations were thriving in North America before the asteroid impact 66 million years ...

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

Astronomers have discovered asteroid 2025 SC79, a skyscraper-sized space rock orbiting the sun in just 128 days. the ...

Of all the mysteries surrounding dinosaurs, none has sparked more debate than how their era ended—was it a gradual decline or ...

Dinosaurs appear to have been thriving before a giant asteroid hit the Earth 66 million years ago, paleontologists working in ...

A new study challenges the long-held idea that dinosaurs were already on the verge of extinction when a giant asteroid struck ...

A trove of specimens from New Mexico may help settle a long-running argument about the diversity of dinosaurs before their ...

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed ...

Government investigators are gathering data to confirm what exactly cracked the windshield of a 737 Max aircraft at above ...

Solving a lunar mystery? Scientist at the University of Arizona is the lead author on research proposing a new theory for the ...