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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...

Dive into the mysteries of some of NASA’s most curious missions and explore stories of engineering achievement and human endurance. Each...

Reenactments of alien encounters.

Most relationships have secrets, but what if the lies are huge – will the relationship be destroyed forever? Each episode of this hourlong...

In this gripping docuseries, legendary reporter George Knapp travels the globe to uncover new evidence about UFOs and investigate their presence on...

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

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

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

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...

This documentary series, made in partnership with Vox, explain some of the world's current trends, from politics, to science to pop culture.

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

Explore the evolution of sci-fi from its origins as a small genre with a cult following to the blockbuster pop-cultural phenomenon we know today. In...

Paranormal encounters from the viewpoint of those who lived them are detailed through immersive reenactments and present-day interviews.

Film lovers examine the cinematic moments that thrilled, perplexed, challenged and forever changed them in this collection of visual essays.

Storm chasers, survivors and first responders recount their harrowing experiences with volcanoes, tornadoes, hurricanes and earthquakes.

Drivers, managers and team owners live life in the fast lane — both on and off the track — during each cutthroat season of Formula 1...

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

Go behind the scenes with the top medal contenders in men's basketball as they battle for gold and glory at the 2024 Olympic Games in Paris.

Explore the impact of A.I. and how it is transforming the way we live and work -- both now and in the future, featuring some of the brightest minds...

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

Honoring service members whose courage merited the awarding of a Medal of Honor, this docudrama series re-creates their inspiring true stories.