Fresh allegations that US intelligence agencies may be secretly holding recovered alien technology have revived one of ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist ...

When Comet 3I/ATLAS entered our solar system last year—only the third known interstellar object to do so—astronomers took ...

The often controversial Harvard astronomer Avi Loeb, fresh from speculating whether interstellar comet 3I/ATLAS could be an alien spacecraft, is back pointing at another unusual comet and asking ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

NASA spacecraft observed the celestial iceball as it swung past Mars last October, venturing within 19 million miles ...

SETI Institute's radio scans of interstellar comet 3I/ATLAS found no evidence of alien technology, confirming its natural ...

The Trump administration's Department of Defense released its first batch of files regarding "unidentified anomalous phenomena" in May 2026.

Online conspiracy theories are out of this world. A mysterious triangular tower has been discovered at the secretive Area 51 — and social media users are insisting that the structure is “alien ...

The SETI Institute said Wednesday that extensive radio scans by its telescope in Northern California found no signs of ...

To travel between solar systems, a spacecraft would need extremely sophisticated – if not impossible – technology.

The popular history docuseries The Proof Is Out There returns to the History Channel with its season six premiere Friday, March 6 at 10/9c. During the season six premiere episode, a high-tech U.S.