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

This verité documentary series profiles the personal and professional lives of Canada's best surgeons. With remarkable access to doctors and...

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...

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...

Featuring revealing interviews with survivors speaking publicly for the first time, alongside rare insight into the CIA and Soviet responses, this...

The terrorist hijackings and destruction of the Twin Towers were a defining moment in human history. Nearly 3,000 people were killed, triggering the...

This music documentary reveals how some of the world's most iconic artists were shaped by this corner of London.

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

Unprecedented access to the renowned hospital's modern wards and private archive.

UK big-city diversity collides with small town America, as teens from London switch lives, and schools, with high school students in rural Arkansas

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

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

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

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

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

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.

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...

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

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

Every second of every day, millions of Americans are caught on CCTV. Living in a surveillance society means everyday actions are caught on camera,...

This gripping four-part documentary series explores the explosive life of Mike Tyson — one of the most feared and fascinating figures in sports...

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