Dr Xand Van Tulleken and Raksha Dave investigate the Great Smog of 1952 - the deadliest environmental disaster ever recorded and one of the world's...

Reed Timmer from the show Storm Chasers shows you the everyday grind chasing tornadoes in the Central United States.

The RHS Chelsea Flower Show, formally known as the Great Spring Show, is a garden show held for five days in May by the Royal Horticultural Society...

London is a 2004 three-part BBC history documentary series about the history of London, presented by Peter Ackroyd.

They're not just fire chiefs, inspectors, or skilled technicians, but also buddies, athletes, fathers, soccer fans, and amateur chefs. This series...

An ordinary night bus has been kitted out with cameras for this series, witnessing the funny, surprising and sometimes moving interaction between...

Follow morbidly obese individuals as they fight for a chance to live the life they have always wanted, both for themselves and for their loved ones....

Examining the quality crisis in our health-care system and exploring innovative solutions, this four-part PBS documentary provides a comprehensive...

Dr Emma Craythorne and her team of experts are on a mission to solve complex skin conditions. They help people whose lives have been impeded by...

Based on the BBC factual series of the same name, Ambulance Australia follows NSW Ambulance service, from the NSW Ambulance Triple Zero Control...

Insider accounts and never-seen-before footage tell the story of the 7/7 bombings on London's transport network in 2005 — and its explosive...

In official collaboration with the 9/11 Memorial & Museum, this documentary series takes viewers through harrowing moments of the historic morning of...

In a docuseries set at one of NCAA football's most fertile recruiting grounds, guys with red flags seek to prove their worth on the field and in...

Through bodycam footage, texts and interviews with loved ones, this documentary investigates the horrifying murder of four University of Idaho...

From birth to brain surgery: This docuseries provides an intimate look at the lifesaving work of four doctors at Lenox Hill Hospital in NYC.

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

Real people sit down with friends and family to share terrifying true stories from their past, re-created through chilling re-enactments.

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.

From crippling payday loans to cars that cheat emissions tests, this investigative series exposes brazen acts of corporate greed and corruption.

An in-depth look at the history and pop cultural significance of horror films.

The Walking Dead: Origins is a series of specials exploring the journeys of the series' most celebrated characters. Each episode charts the story of...

Featuring rare footage and interviews with CIA insiders, this edge-of-your-seat documentary series traces the epic hunt for Osama bin Laden.