A recent theory proposed by a NASA scientist suggests that extraterrestrial civilizations may not possess the wildly advanced technology that many UFO enthusiasts expect. This perspective, which ...

Earlier, 3I/ATLAS was being rumoured to be an alien spaceship that might be heading to probe Earth, now that it has flown by ...

Steven Spielberg's eerie 'Disclosure Day' trailer has ignited alien theories online. Is it hinting at hidden extraterrestrial truths that governments are hiding?

Giorgio A. Tsoukalos talks about the Alien Astronaut Theory & the new episodes of "Ancient Aliens" on The History Channel.