Scientists and sci-fi writers explore a hypothetical first-contact event between aliens and humans.

In this special edition series of The Proof Is Out There, journalist Tony Harris will present compelling evidence of UFO sightings from around the...

The search for ET, all the latest news presented by Linda Moulton Howe.

Revisit the most compelling mysteries explored over the past 15 years of "Ancient Aliens." Experts like Giorgio Tsoukalos, David Childress, William...

The high commander of an alien expedition lands on Earth -- what he considers to be the least-important planet -- in human form as Dick Solomon....

Yapool, an ancient interdimensional race of beings tries to conquer the Planet Earth with his army of monsters, called Terrible-Monsters. The newest...

The TLT is a covert international anti-monster unit established secretly to combat Space Beasts, mysterious monsters that are out to attack humans in...

The show takes place from 1944 to 2002 and follows the lives of three families: the Crawfords, who seek to cover up the Roswell crash and the...

20th-century astronaut Buck Rogers awakens in the 25th century after a freak accident puts him in suspended animation for 500 years. Upon returning...

A young man becomes the giant hero Ultraman Orb, a warrior of light, to battle monsters and aliens threatening Earth using the powers of his many...

Five kids are given the power to morph into any creature they wish to help them fight villainous Visser Three and his fellow Yeerks, a breed of...

Ultraman Gaia is a Japanese tokusatsu TV show and is the 13th show in the Ultra Series. Created by Chiaki J. Konaka and produced by Tsuburaya...

Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings...

Investigates a wide range of historically compelling topics and the mysteries surrounding each including the Titanic, D.B. Cooper, Roswell, John...

Real people sit down with friends and family to share terrifying true stories from their past, re-created through chilling re-enactments.

Eerie encounters, bizarre disappearances, haunting events and more perplexing phenomena are explored in this chilling investigative docuseries.

Through the prism of Jeff Goldblum's always inquisitive and highly entertaining mind, nothing is as it seems. Each episode is centered around...

American Masters is a PBS television series which produces biographies on enduring writers, musicians, visual and performing artists, dramatists,...

Explore the world’s most fascinating, strange and inexplicable mysteries. Each episode features compelling contributions from scientists,...

Though claims of extraterrestrial encounters have long been dismissed, many believe the existence of UFOs is not just likely, but a certainty.

Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.

A tense, filmic and high-octane drama-documentary series that brings to life the stories of people who have lived through paranormal experiences that...

Don Wildman unearths relics from the world's greatest institutions to reveal secrets from the past. He examines each artifact to illuminate history's...

A series of standalone documentaries powered by the unparalleled journalism and insight of The New York Times, bringing viewers close to the...