The comet is now racing away from the sun following a close flyby on Jan. 20.

New potential climate crisis just dropped.

Gravity feels reliable—stable and consistent enough to count on. But reality is far stranger than our intuition. In truth, ...

As much as 45 oceans’ worth of hydrogen may be in Earth’s core, scientists reported, suggesting most of Earth’s water was ...

Tiny zircon crystals are revealing that Earth’s earliest history may have included surprisingly complex tectonic activity.

Researchers at The University of Manchester have developed a new way to design Earth-observation satellite missions that could help protect the space environment while continuing to deliver vital data ...

A new study analyzes three asteroid and two meteorite samples to see if space rocks smacking into Earth could’ve helped ...

See footage Orion Spacecraft, moon and Earth shortly before its "outbound powered flyby burn". Orion was less than 2000 miles away from the moon and over 200,000 miles away from Earth. Credit: ...

Scientists have long known that Earth's core is mostly made of iron, but the density is not high enough for it to be pure ...