As evidence, he cited "the circumstantial evidence that I've gathered throughout my whole life, everybody I've listened to ...

Discover 16 mysterious objects found in everyday places that completely stumped people until internet sleuths stepped in.

For the first time in more than 15 years, the International Academy of Astronautics (IAA) Search for Extraterrestrial ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

A polarizing Harvard astronomer has been appointed to lead a Trump administration panel studying UFOs. Avi Loeb is leading a ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

A plan to auction more than 100 artifacts salvaged from the wreckage of the Titanic — including personal belongings, currency, kitchen items and decor — is facing pushback from the U.S. government, ...

Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other solar systems, even if that was not their original intention. Five robotic ...

It’s true! Spielberg didn’t come up with the title out of thin air — Disclosure Day is a real thing that organizations like the SETI Institute (which stands for Search for Extraterrestrial ...

This article contains spoilers for Disclosure Day. For a movie titled Disclosure Day (review), the new Steven Spielberg film sure keeps things mysterious for most of its 145-minute runtime. Trailers ...