Recent scientific findings on K2-18b and Mars sparked alien life speculation. A survey revealed few astrobiologists believed these discoveries confirmed extraterrestrial life. Researchers found the K2 ...

Decoding the 'Doorway' The photo was taken by NASA's Curiosity rover and shows a small, dark opening in a rock. Its shape has led UFO and conspiracy theorists to call it a doorway or entrance created ...

A resurfaced image captured by NASA's Curiosity rover inside Gale Crater on Mars has prompted renewed speculation online after a UFO researcher claimed it shows an 'alien missile' embedded in the ...

A mysterious tripod-like object captured by NASA's Curiosity rover on Mars has sparked debate about extraterrestrial life, though experts suggest it may be a camera artefact.

A group of experts provided their own estimates as to when actual proof of alien life will be discovered. According to the scientists, it is possible that traces of alien life will be found on Mars or ...

An alien weapon has been found on Mars, according to a top UFO researcher. RadarOnline.com can reveal an image taken by NASA's Curiosity rover shows a long, narrow formation protruding from rocky ...

A NASA photo from Mars has sparked debate over potential alien tracks, with enthusiasts and sceptics discussing whether the marks are evidence of extraterrestrial life or mere visual artefacts.

Add Yahoo as a preferred source to see more of our stories on Google. People around the world enjoyed stellar views with last week's total solar eclipse. And the day after we looked up to see the moon ...