A heartwarming new Christmas ad has reunited Steven Spielberg's friendly alien with the now grown-up Elliot.
A professor emeritus at Ohio University claims that photos taken on Mars show actual live alien 'insects'.
A recently republished viral video on Twitter shows two 'aliens' in a man's attic - but not all is as it seems.
Jill Hughes dropped out of the election race after it came to light that she had previously claimed to be an alien.
Scientists have warned that an 'aliens landing on the White House lawn' type moment is unlikely to occur.
Astronomers have determined that comet 2I/Borisov could be carrying water from a distant solar system.
One scientist has proposed a possible new explanation for why we have yet to encounter intelligent alien life.
Whistleblower Edward Snowden has revealed what he found when he searched the CIA for evidence of alien life.
The object reportedly matches a similar item that CSM James Norton allegedly found at a UFO crash site.
Actor Michael Sheen has described some very strange UFO experiences he's had at his hometown in Wales.
Gilbert Levin, who worked on the two Viking landers, maintains that evidence of alien life was found in 1976.
NASA's chief scientist Dr Jim Green is optimistic that the next rovers to visit Mars will find evidence of alien life.
Some of the things that make the Moon inhospitable could also be helping to preserve evidence of ET.
A new paper has put forward the idea that an alien civilization may have been watching us for millennia.
One angler got the surprise of his life recently when he reeled up this alien-like fish with huge bulbous eyes.
The 'Alienstock' festival set to take place in Nevada next week has been canceled after its founder pulled out.
An Oxford University survey asked the British public who they would trust to respond to first contact with ET.
Scientists have discovered an exotic alien mineral that does not occur naturally anywhere on Earth.
A new book has told the story of how Major George Filer encountered and killed an alleged extraterrestrial.
Archaeologists have unearthed two skeletons with skulls exhibiting clear signs of artificial cranial deformation.