Google Maps users have been left baffled by a strange 'sign' which they think might have been left by 'ancient alien visitors ...

The skepticism and debate around the question of "are we alone in the universe" makes the field of astrobiology more cautious ...

Stories about the existence of aliens, and our chances of detecting them, tend to be positive. We are told that we might ...

Many have claimed to see a UFO or have an encounter with an alien, but what do the scientists have to say? Here's what evidence they have right now.

Harvard professor calls space debris ‘possible proof of alien life’ — prompting scientific backlash By . Michael Kaplan. Published Aug. 30, 2023, 6:03 p.m. ET.

The resulting film asserts that the U.S. government has been hiding evidence of alien encounters for 80 years — as well as a secret program to reverse engineer the technology in retrieved UFO ...

Scientists say they’ve found evidence of alien life. The truth is more complicated. There’s doubt over the significance of the planetary find, writes Campbell Rider ...

Though not direct proof of aliens, the theory offers a way forward for testing and studying where, when, and if aliens might exist.

There is no verifiable evidence of aliens among about 300 cases of UFO sightings examined this year by the Pentagon, but at least 21 cases need further analysis, according to an annual report ...

According to recent experiments, evidence of alien life could be preserved on the surface of Enceladus, and just a few inches below the surface of Europa.

Director of Pentagon's UAP office testifies: No 'verifiable evidence' of aliens Jon Kosloski, the head of the Pentagon's All-Domain Anomaly Research Office, testified before a Senate Armed ...