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

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 ...

Harvard scientist Avi Loeb claims the interstellar object 3I/ATLAS may be alien technology sent to seed life on Earth, sparking a debate with sceptics who insist it is merely a comet.

A lot of people think of plants as pretty to look at, but defenceless and passive as far as organisms go. However, the many alien species – or “monster plants” – around us show we should never ...

Alien life has yet to be found in space, but a new study has uncovered 'telltale' signs of an inhabited planet. Researchers at the University of California, Riverside (UCR) discovered that greenhouse ...

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 ...

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 ...