The Human Body: Secrets of Your Life Revealed - Season 1

Explore the surprising things we know (and don’t know) about why people are the way they are through expert interviews, rare footage from historical experiments, and brand-new, ground-breaking demonstrations of human nature at work.

Motoring programme featuring reviews of and reports about cars of all types.

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

Filmed across six continents, this docuseries uses cutting-edge camera technology to capture animals' nocturnal lives, revealing new behaviours filmed in full color like never before.

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

This compelling series investigates the motives and m.o. of female murderers. While males are often driven by anger, impulse and destruction, women usually have more complex, long-term reasons to kill.

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.

Porn has gone mainstream; the question is, can we handle it? This exploration of the intersection of sex and technology is told through the stories of the people whose lives are defined by the current explosion of internet porn-whether they're creating it, consuming it, or both.

Witness the stories of history's most notorious kingpins, their terrifying enforcers, and the men and women who've sworn to bring them down.

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