Encounter: UFO tells the stories of the most incredible UFO sightings and abductions of the past and the modern era. This eight-part series reaches...

The program was dedicated to collecting the testimonies of alleged witnesses of UFO phenomena and contrasted the facts with the opinion of experts...

Featuring interviews with his followers, critics and Raël himself, this docuseries traces how a UFO-inspired religion spiraled into a...

Ignited by a bombshell story revealing the Pentagon had been tracking UFOs for years, the series examines the history of the phenomenon through...

Antiques Roadshow is a British television show in which antiques appraisers travel to various regions of the United Kingdom to appraise antiques...

Over the past four and a half decades, the so-called D.B. Cooper skyjacking case has captivated countless armchair detectives - not to mention teams...

Historian Justin Jampol unlocks the secrets of the past through recently unearthed artifacts. Using scientific testing and detective work, his...

Experts review prophecies about the Mayan calender and the significance of December 21, 2012.

Tony Harris travels to the Florida coast to explore the notorious and fear evoking Bermuda Triangle.

The series heads to the very frontiers of space and science to produce the definitive television history of science fiction, told through its impact...

This immersive series follows the world's most magnificent creatures, capturing never-before-seen moments from the heartwarming to the outrageous.

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

Maritime mysteries—old and new—come to life in this series, combining scientific data and digital re-creations to reveal shipwrecks,...

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

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

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

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

TV's most-watched history series brings to life the compelling stories from our past that inform our understanding of the world today.

Have you ever wondered what goes on behind the scenes of the most legendary monuments and powerful organizations in the United States?...

A chilling series in which survivors of a paranormal experience relive their harrowing encounter.

A look at the life and work of legendary comedian George Carlin.