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

Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...

In the many decades of NASA exploration, there has only been one detection that got on that scale. It was collected by the ...

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity outside the solar system," according to a University of Cambridge study.

Want to be a top notch candidate for hosting alien life? Then there's a few key requirements you should be aware of: Ideally, ...

Historically, many scientists and society have been fascinated by the prospect of making contact with extraterrestrial ...

Recent developments in astrobiology have sparked global intrigue as scientists report the detection of a potential alien life signal emanating from a star system 120 light-years away. This discovery ...

Long before scientists discovered that other stars in the universe host their own planetary systems, humanity had ...

A large lunar crater featured in the iconic 'Earthrise' photo has just helped the European JUICE spacecraft hone its alien-hunting instruments during a once-in-a-lifetime flyby. When you purchase ...

The Deep Space Network (DSN) is just the sort of tool aliens could one-day detect, transmitting from Earth. Credit: NASA/JPL What if the first signal ever detected from an alien lifeform wasn't a ...

NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS while both objects zoom toward Jupiter.