D: Iron in the ocean (from the ocean circulation, from the impactor itself, and from erosion), along with nutrients (like ...

Four huge asteroids — and a fifth that's much smaller — are passing Earth on Thursday in their closest approaches to the ...

The destructive power of asteroids is undeniable — just ask the dinosaurs. New research suggests a huge space rock that ...

Four enormous asteroids, including one with the potential to wipe out an entire city off the map, are making a close flyby of ...

On June 30 1908, a significant asteroid impact event in the Tunguska area of Siberia wiped out 80 million trees across 830 ...

The Hera spacecraft successfully launched toward the asteroids Didymos and Dimorphos on Oct. 7, meant to follow up on NASA's ...

Data from the OSIRIS-REx mission to Bennu place a ceiling on the strength of a hypothetical fifth force that could explain dark matter’s origins.

The first view below, taken by Hera's Asteroid Framing Camera, shows Earth's dominant white clouds over the sunlit Pacific ...

Scientists have found that after the asteroid wiped out many plants, ants started farming fungi to help them survive and get ...

Further study, together with the magnetic and gravity data, confirmed the site as an impact event, named for the nearby ...

Around the same time Chicxulub marked the end of the Age of Dinosaurs, a second smaller asteroid also crashed into Earth.

The meteor’s impact triggered a cascade of effects. It kicked up so much dust that the sky darkened. As the sun dimmed, ...