Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...

SETI researchers found no alien signals on interstellar object 3I/ATLAS, but the study refines future searches and expands ...

Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

A corner of the internet is promoting the idea that the AI-generated images show Trump with Nordic royal guards.

The director’s new movie, about powerful people covering up evidence of aliens, struck a chord with some members of a growing ...

WASHINGTON — A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to lead a team of outside scientists to study the national ...

At 80, SF author M John Harrison is producing some of his best work. He talks about finding his voice, alien intelligence and the advice from Iain Banks that still spurs him on ...

A strange interstellar comet discovered last year and speculated by a prominent astronomer to be an alien spacecraft could be ...

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the star's gravity holding it back. These motes of dust are then free to roam the ...