From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Because Titan is tidally locked, the same side of the moon faces Saturn all the time, just like our own moon and Earth.

The best reason to send humans to Mars isn’t for guts or glory—or the construction of colonies to safeguard against existential Earth-bound risks. Instead it’s to answer a single, simple question: Is ...

Beneath Triton's frozen crust of nitrogen ice, scientists believe a vast subsurface ocean could be hiding and with it, the potential for alien life. This video explores the cutting-edge science behind ...

Cosmic “touchdown airbursts” — explosions of comets or asteroids above Earth’s surface — may be far more common and ...

Scientists have uncovered a hidden world 3.6 kilometres beneath the Greenland Sea, where methane mounds and life thrive in complete darkness. The discovery could transform climate science and ...

When NASA scientists opened the sample return canister from the OSIRIS-REx asteroid sample mission in late 2023, they found something ...

CAPE CANAVERAL, Fla. -- Saturn's giant moon Titan may not have a vast underground ocean after all. Titan instead may hold ...

Will we discover alien life by 2075? A top scientist predicts we will. Learn about the search for life beyond Earth, from ...

This week’s historical stumpers include a TV sign-off highlighting a poem about a soldier’s career and the musical notes ...

The Doctor is constantly regenerating on Doctor Who, taking on different appearances and sensibilities each time. Here is ...