A report from NASA on UFOs released Thursday found no evidence that unexplained sightings were extraterrestrial but admits scientists are not clear what caused them. An independent group of 16 ...

Strange lights, unexplained objects, and mysterious movements beneath the waves have been appearing off U.S. coastlines in numbers that are leaving both scientists and UFO enthusiasts stunned. A ...

Former US President Barack Obama has clarified that he has seen 'no evidence' of extraterrestrial life, tempering remarks ...

Officials are still seeking answers to over 120 unexplained aircraft sightings. An unclassified version of the report is expected to be delivered to Congress by June 25. The question of whether or not ...

Authorities all over the world say UFOs are real, but what are they, and are they a threat? This series examines the best and latest evidence caught on camera.

Thousands of UFO sightings and abductions are reported every year. This series examines these accounts and casts new light on historic cases. (S1, ep 10) We’re ...