New interviews and an up-to-date analysis of evidence shed light on the 1992 murders of three girls in Spain and their profound impact on the nation.

Joost Engelberts investigates how a conspiracy about satanic ritual abuse can escalate into a socially explosive story. Who are the people involved?...

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

An FBI cold case that has laid dormant for 70 years, leads a group of world-renown investigators on the ultimate manhunt to finally answer the...

After examining evidence both old and new, the team questions O.J.’s role in the crimes. Was he involved in these murders…or was another...

Conspiracy theories are often created to help people make sense of our complex world – but can they stand up to scientific investigation?...

Award-winning filmmaker Joe Berlinger sends documentary teams across the country to uncover the real reasons Americans can’t agree on...

Jamie Theakston uncovers the startling truth behind great myths, historical legends, conspiracy theories, ancient treasures, lost civilisations and...

A look at current events like UFO's and 7/7.

Thirty years after the release of his film JFK (1991), filmmaker Oliver Stone reviews recently declassified evidence related to the assassination of...

Uncover the clues that expose humanity's true origins as Michael Tellinger reveals secrets hidden within ancient stone circles and artifacts.

An investigative journalist pursuing a political conspiracy known as the Octopus is found dead in his hotel room. Decades later, new details emerge.

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

In this true-crime documentary, a cult expert and filmmaker infiltrate a polygamist sect to expose a self-proclaimed prophet and bring him to justice.

Doctor Who Confidential is a documentary to complement the revival of the long-running British science fiction television series Doctor Who. Each...

A three-year investigation chronicles the evolution of “Q” in real time, with access to key players, along with an examination of how the...

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

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

This compelling series investigates the motives and m.o. of female murderers. While males are often driven by anger, impulse and destruction, women...

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...

Explores the experiences of James Safechuck and Wade Robson, who were both befriended and sexually abused by singer Michael Jackson, and the...

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

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

Serial killer Jeffrey Dahmer confesses to his gruesome crimes in unguarded interviews, offering an unsettling view into a disturbed mind.