Earth is constantly getting pummeled by meteorites. We are unaware of most of them, as they burn up in our atmosphere before ...

The source of Earth's water is an enduring mystery that extends to exoplanets and the notion of habitability. In broad terms, ...

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

Geologists suggest the catastrophic impact of "S2" delivered key nutrients to the oceans, prompting microorganisms to thrive ...

The researchers are quick to point out that a number of factors can influence the behavior of airbusts, including a comet or ...

Mysterious Circumstances After landing back on Earth, a NASA astronaut was taken to the hospital for an unidentified health ...

Four astronauts returned to Earth on Friday after a nearly eight-month space station stay extended by Boeing's capsule ...

A new video shows how Earth's magnetic field weakened and warped before temporarily flipping during a recent "polar reversal ...

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

A heavy metal guitarist who was part of the far-right Oath Keepers extremist group when he joined the riot at the U.S.

The recent surge in warming led to fears that climate change may be accelerating beyond model projections, but a fall in how ...

"Killer electrons" stashed in radiation belts around Earth could be dislodged by lightning to create a game of "cosmic ...