Throughout history, the martial arts have had a significant impact on world events. In every episode, two martial arts adventurers, go on a quest to find the master of a different martial art. Their quest takes them to some extreme and exotic places.

From weapons of mass destruction to tools of astrology, learn how these ancient inventions were developed, why they were developed, and how they've contributed to modern society.

A tube system starved of investment, a lacking fire policy and an inadequate smoking ban were to have tragic consequences. In 1985, a series of disastrous decisions about safety procedures at King’s Cross station led to the death of 31 people.

More than 50 years ago, scientists attempted to cross-breed bees to produce more honey, but instead, created monsters. Discover how these killer bees attack with an unseen ferocity and are adapting to colder temperatures, making them a bigger threat.

Follow the team from UFO Magazine as they open their files and investigate UFO cases around the world.

In partnership with the US National Archives, author and TV host Brad Meltzer seeks to retrieve lost historical and cultural treasures and return them to their rightful owners: the American people.

This mini-series looks into the history and beliefs behind religions that have shaped the universe. The show unearths alternative suggestions, poses questions and challenges the accepted, opening a whole new world on the history of the universe.

Ancient Aliens examines 75 million years of the most credible alien evidence here on Earth, from the age of the dinosaurs, to ancient Egypt, to the skies over the western desert in the present day US.

What would happen if all humans vanished? Would LA's palm trees spark a huge inferno? What would become of New York? Also, which animals would take control from man?

Ross Kemp dives on a series of incredible shipwrecks around the British coastline, from Plymouth to Scapa Flow, to reveal some of the nation’s murkiest and best-kept secrets as he plumbs the depths of Britain’s hidden maritime past.

Bred in the dark jungles of Southeast Asia, Pradal Serey is a devastating striking art of bone-shattering kicks and punches. Some argue that this ancient fighting art of the mysterious Angkor Empire is the forefather of modern Muay Thai.

More than 50 years ago, scientists attempted to cross-breed bees to produce more honey, but instead, created monsters. Discover how these killer bees attack with an unseen ferocity and are adapting to colder temperatures, making them a bigger threat.

Follow the team from UFO Magazine as they open their files and investigate UFO cases around the world.

In partnership with the US National Archives, author and TV host Brad Meltzer seeks to retrieve lost historical and cultural treasures and return them to their rightful owners: the American people.

This mini-series looks into the history and beliefs behind religions that have shaped the universe. The show unearths alternative suggestions, poses questions and challenges the accepted, opening a whole new world on the history of the universe.

Ancient Aliens examines 75 million years of the most credible alien evidence here on Earth, from the age of the dinosaurs, to ancient Egypt, to the skies over the western desert in the present day US.

What would happen if all humans vanished? Would LA's palm trees spark a huge inferno? What would become of New York? Also, which animals would take control from man?

Ross Kemp dives on a series of incredible shipwrecks around the British coastline, from Plymouth to Scapa Flow, to reveal some of the nation’s murkiest and best-kept secrets as he plumbs the depths of Britain’s hidden maritime past.

Bred in the dark jungles of Southeast Asia, Pradal Serey is a devastating striking art of bone-shattering kicks and punches. Some argue that this ancient fighting art of the mysterious Angkor Empire is the forefather of modern Muay Thai.

More than 50 years ago, scientists attempted to cross-breed bees to produce more honey, but instead, created monsters. Discover how these killer bees attack with an unseen ferocity and are adapting to colder temperatures, making them a bigger threat.