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 ...

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 of Britain’s most prominent space scientists believes humanity may finally get an answer to one of its oldest questions ...

"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 ...

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

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

Many experts believe that aliens exist in the universe, with the key elements needed to sustain life found on comets, ...

Steven Spielberg's eerie 'Disclosure Day' trailer has ignited alien theories online. Is it hinting at hidden extraterrestrial ...