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

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

For a long time, scientists have debated what caused the dinosaurs to die out 66 million years ago. Was it a huge asteroid or ...

Historic events, like the Chicxulub asteroid, show why monitoring is vital. This asteroid, which caused the extinction of dinosaurs, highlights the importance of NASA's efforts. NASA and other space ...

"An object larger than about 150 meters that can approach the Earth to within this distance is termed a potentially hazardous ...