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

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

(390 million mi) from Earth, underneath the cold seas of Europa, a horrifying, and vastly intelligent creature lurks. Can our ...

Europa has a vast, saltwater ocean beneath its icy shell, with more than twice the amount of water in all of Earth’s oceans ...

The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

One proposed solution to the Fermi Paradox suggests that intelligent civilizations remain silent by necessity. Advanced ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

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

Humanity is on the way to confirming the existence of non-human entities and making contact with aliens within the next 50 ...

Harvard's Avi Loeb warns interstellar comet 3I/ATLAS could be alien tech. Experts weigh in on planetary defence and the risks ...

AN abandoned RAF site dubbed Britain’s ‘Area 51’ is a magnet for UFO hunters, urban explorers and conspiracy theorists who ...

Pocock, a space scientist at University College London and BBC presenter, predicts alien life will be found by 2075 but ...