Alien life could take many different forms, but one possibility is captivating scientists: alien "plants". What would they look like? And how could we find them? On the Orion arm of the Milky Way ...

A UFO hunter believes they have found signs of alien life on Mars after spotting a pink and green 'plant' growing on the red planet. Scott C Waring shared the news with his fans after making the 'mind ...

Astrobiologists think extraterrestrial civilisations grow so much that they hit crisis points, missing the chance to set out ...

An alien planet has been discovered that may be "teeming with life" as scientists reveal the exact date we will know whether extraterrestrials exist could be "within one to two years". Lead researcher ...

An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

Alien life may one day be found not from radio signals beamed across the cosmos but from an all-too-familiar side-effect of civilisation: pollution. It's the Earth's atmosphere that he's usually ...

A team of British researchers have found the 'strongest evidence yet' that alien life exists beyond our planet. The groundbreaking discovery was made by the University of Cambridge's Institute of ...