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

A team of experts separate fact from fiction to figure out the history behind the mystery of some of the most well-known and extraordinary cases of...

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...

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...

The peaceful alien invasion of Earth by the mysterious “Overlords,” whose arrival begins decades of apparent utopia under indirect alien...

Another being from Nebula M-78, identical to the original Ultraman, combines with car racer-turned-MAT patrol member Hideki Gô, and fights...

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...

A furry alien wiseguy comes to live with a terran family after crashing into their garage.

Five peculiar monsters from a distant galaxy crash land on Earth. Quickly, realizing that if discovered by the government they will end up as...

Chocky is a 1984 children's television drama based on the 1968 novel by John Wyndham and was broadcast on ITV in the United Kingdom. Two sequels were...

After Aliens arrive, the story takes place in two time streams: 2017 and 2037. In twenty years, and by 2037, the world has been divided into a...

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

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...

Filmed across six continents, this docuseries uses cutting-edge camera technology to capture animals' nocturnal lives, revealing new behaviours...

Explore the surprising things we know (and don’t know) about why people are the way they are through expert interviews, rare footage from...

The documentary takes viewers through Janet Jackson's life and career, contain never-before-seen footage, and feature home videos from the legendary...

A documentary series exploring the myths and legends behind some of Hollywood’s notoriously “cursed” horror film productions. From...

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

Infographics and archival footage deliver bite-size history lessons on scientific breakthroughs, social movements and world-changing discoveries.

Explore Marvel’s rich legacy of pioneering characters, creators and storytelling to reflect the world outside your window. Each documentary,...

Utilizing the latest scientific innovations and leading-edge filmmaking technology, this documentary reveals the secret powers and super-senses of...

Will Smith whose curiosity and wonder is positively infectious—is guided by National Geographic Explorers traveling to different corners of the...