
The home of the unexplained and all things alien. Discover UFO sightings and real-life mysteries, mind blowing docs, investigative series, and the best of sci-fi.

The crew analyzes eerie audio with Devin Kouts, comparing it to known animal sounds.

Experts investigate disturbing phenomena at Skinwalker Ranch; top-secret experiments may have been conducted at a former Air Force base in Long Island, N.Y.; new theories may explain why Mount Shasta is a magnet for paranormal activity.

New theories about labor leader Jimmy Hoffa's disappearance are revealed; a film clip may reveal what really happened to Michael Rockefeller who went missing off the coast of Papua New Guinea; experts investigate President Kennedy's missing brain.

California is home to many sightings of unidentified flying objects; the state's size contributes to explained and unexplained sightings.

There is high strangeness on Archuleta Mesa; it's no wonder, with the whisperings of an underground alien base; could Area 51 have been an elaborate decoy all along?

Bart Cutino's Sierra Nevada expedition takes a turn when he's surrounded by Sasquatches overnight.

Taking a look at strange crafts flying over power plants, airports and the Royal Palace in Sweden, a veteran with supposed UFO-related health issues and footage shown at a US congressional hearing.

Investigating reports of UFOs massed over the South China Sea, ancient carvings of alienlike humanoids, and Albert Einstein's secret 1947 visit to Roswell, New Mexico.