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

Heart-wrenching, personal stories of unsolved missing cases and unexplained deaths that continue to baffle investigators and horrify those left...

U.S. Navy veteran turned private investigator Jennifer Marshall investigates some of America's greatest unsolved mysteries.

Pull back the curtain on bizarre double lives and see the real stories of men and women who thought they were happily married, until the day they...

A series of reports chosen by "Dateline" correspondents that answers the question they most often get asked — what their most memorable story...

In the City of Angels, everyone is striving for the unattainable high life, and some are willing to kill for it. Encompassing everything from beach...

From strange abductions, to mutated species, to bizarre occurrences, there are some phenomena that science cannot - or will not - explain. This...

Ancient mysteries, new findings and state-of-the-art scientific methods on the way to sensational discoveries. Actor Jan Novotný searches for...

Explore compelling cases that have gone cold for years, chronicling the journeys of the detectives who reopened them. The detectives relive the...

Investigating a murder is hard enough. But when detectives realize the killer knows how to stage a crime scene to throw them off, the job gets even...

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

Explore compelling cases that have gone cold for years, chronicling the journeys of the detectives who reopened them. The detectives relive the...

Scooby-Doo and the Mystery, Inc. gang are launched into the 21st century, with new mysteries to solve.

An insider's look at the engineering and scientific miracles behind the things that form the modern world.

Part detective story, part true-life drama, long-running series explores some of the most iconic moments in history to debunk myths and shed new...

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

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

From the planets to the stars and out to the edge of the unknown, history and science collide in a wondrous yet deadly adventure through space and...

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

Real crimes, disease outbreaks and accidents around the world are solved by experts using scientific laboratory analysis which helps them find...

Uncover the heart-wrenching true stories behind crimes that transcended headlines and became part of popular culture. Exclusive first hand interviews...

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