Is 3I/ATLAS an alien probe? Breakthrough Listen uses the Green Bank Telescope to search for technosignatures as the ...

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

Scientists searched 27 exoplanets for alien technology using planetary eclipses, revealing a new way SETI hunts signals ...

Is 3I/ATLAS a comet or an alien ship? Harvard's Avi Loeb warns of a 'serial killer' visitor as the interstellar object makes ...

A mysterious metal shard, once thought to be a piece of a UFO that crashed in 1947, has sparked years of wild speculation.

Atlas will race past Earth at 130,000mph, coming within 170 million miles, roughly twice as far away as the sun. Scientists ...

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

Scientists have sought out and detected radio emissions from from interstellar comet 3I/ATLAS, confirming what most ...

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

As this celestial nomad, dubbed 3I/ATLAS, makes its closest approach to Earth this week — reaching its minimum distance at 1 ...

It's one of life's biggest questions - are we alone in the universe? Now, one of Britain's top space scientists has declared ...

These findings come from data collected by NASA’s Cassini spacecraft, which orbited Saturn from 2004 to 2017. The spacecraft ...