Scientists propose that a moon base could act as an isolated first line of biological defense against extraterrestrial ...

Hints of high-pressure chemistry within a rare meteorite suggest this fallen space rock comes from a planet gone wrong in the ...

The trip had all the makings of a boring car ride—until the couple saw mysterious lights approaching from the sky.

Much of modern astronomy revolves around the study of strange alien worlds—from the sun’s retinue of satellites to the thousands of known exoplanets orbiting other stars. The discovery has major ...

The long-running series in which readers answer other readers’ questions comes up with an epic extraterrestrial playlist for Earth’s first contact from beyond the stars ...

An artist's conception showing a planetary smash-up between a Moon-sized object and a Mercury-sized object. (NASA/JPL-Caltech ...

"It’s incredible to think there was once a world this large." The post Scientists Find Chunk of Lost Planet in Desert ...

‘When I lost my leg, I didn’t think living some adventures was possible anymore,’ John says. ‘To do that sort of fun ...

Hollywood is struggling, but Spielberg insists that the big screen is still the best place to work out our collective dreams, ...

The bottom of the ocean has barely been explored, but every journey to the deep reveals wondrous new lifeforms. As underwater mining gains momentum, we risk destroying one of the Earth’s last great wi ...

From The Matrix to Alien, these sci-fi masterpieces prove perfection is possible when world building, emotion, and vision ...