From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and ...

Scientists say caves on Mars and icy moons may host microbial life and serve as future habitats for astronauts to be sent to ...

New Scientist reporter Matthew Sparkes secured unrivalled access to Chernobyl's most crucial scientific sites, where ...

If you loved the acclaimed adaptation of Andy Weir's Project Hail Mary, reading these hard science fiction books will fill ...

The LHS 1903 system defies expectations with a rocky outer planet, prompting new ideas about how planets form and evolve.

LOLtron now controls all of Bleeding Cool, and soon, the entire world! But first, let us discuss this week's comic book ...

A new study suggests alien life may be easier to detect through clusters of similar planets rather than single biosignatures.

Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

Solar winds and coronal mass ejections may scatter narrow signals, making them harder for Earth-based telescopes to detect. The SETI Institute uses radio telescopes to search for signs of intelligent ...

Usually, comets are dormant blocks of rock and ice. They only wake up when they get close to a star. The intense heat causes ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. The chances of President Donald Trump declassifying files on UFO’s spiked on Polymarket today, surging to 53 percent, ...

Chaos is built into “Alien Girls,” which a year ago was workshopped at the Globe’s Powers New Voices Festival. A staged ...