King Charles has been urged to address the nation to "put fears at rest" if evidence is published that confirms ...

If aliens are watching Earth, they might be able to detect us from the radio signals we beam to Mars to control our rovers ...

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

While the SETI Institute is investigating interstellar space for extraterrestrial life, we may find it in our own cosmic ...

The Serpo Aliens from Dandadan are bizarre, otherworld entities. Here's why they are so unsettling.

"We have no way to determine how different exoplanets really look in detail yet, and this makes them a rich space for creativity." ...

A gigantic space rock that slammed into Earth more than three billion years ago grievously wounded the biosphere—and then ...

But the sturdy plate — inscribed with far more than the poignant words of Limón — also has a twin that sits on our planet. The replica is at the Brand Library & Art Center in Glendale, California, and ...

Musk’s rallies, featuring questions from a devoted audience, are a strange cocktail that combines his dreams of establishing ...

Cheers erupted from observers at the Kennedy Space Center when a SpaceX Falcon Heavy Rocket lifted off Launchpad 39, sending ...

The Milky Way Galaxy is seen in this undated photo. Washington’s most well-known UFO connection is the 1947 sighting by ...

Superman is one of the most powerful superheroes in the entire DC Universe, but his most famous and popular pet, Krypto, ...