Modern Marvels - Season 3 Episode 4 Tennessee Valley Authority

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

Discoveries that have revolutionised our understanding of what it means to be human, allowing us to live longer, better, smarter and stronger.

Philippe Cousteau Jr., grandson of the legendary Jacques Cousteau, explores the most spectacular places - on the earth, inside the earth, and above...

An overview of new technologies and social developments in the 21st Century

Retrace some of NZ's darkest days to reveal the stories, secrets and lessons learnt from our most famous disasters. 

The three-part series tells the story of British architects Richard Rogers, Norman Foster, Nicholas Grimshaw, Michael Hopkins and Terry Farrell.

Guy Martin is on a mission to learn about the UK construction skills shortage. Meeting the grafters of the future, Guy will try his hand at the...

Today's high-end high-performance Supercars are an amazing combination of art and science. Super Car Build finds out how they do it and goes behind...

Gadget Man shows the world's collection of handy gadgets throughout the ages, from today's smart devices to decades old electronics to even older...

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...

Leo is an ordinary teenager who has moved into a high-tech "smart'' house with his mother, inventor stepfather and Eddy, the computer that runs the...

Master woodworker Ben Napier will share his expertise in craftsmanship and carpentry with celebrity guests including astronaut Scott Kelly, tennis...

Cousins Bo and Luke Duke and their car "General Lee", assisted by Cousin Daisy and Uncle Jesse, have a running battle with the authorities of Hazzard...

Seven noble families fight for control of the mythical land of Westeros. Friction between the houses leads to full-scale war. All while a very...

Sheriff's deputy Rick Grimes awakens from a coma to find a post-apocalyptic world dominated by flesh-eating zombies. He sets out to find his family...

Drawn from interviews with survivors of Easy Company, as well as their journals and letters, Band of Brothers chronicles the experiences of these men...

Walter White, a New Mexico chemistry teacher, is diagnosed with Stage III cancer and given a prognosis of only two years left to live. He becomes...

A group of vigilantes known informally as “The Boys” set out to take down corrupt superheroes with no more than blue-collar grit and a...

A dark odyssey about the dawn of artificial consciousness and the evolution of sin. Set at the intersection of the near future and the reimagined...