Why...?

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

PBS' premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA demystifies science and technology, and highlights the people involved in scientific pursuits.

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

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

HISTORY’s longest-running series moves to H2. Modern Marvels celebrates the ingenuity, invention and imagination found in the world around us. From commonplace items like ink and coffee to architectural masterpieces and engineering disasters, the hit series goes beyond the basics to provide insight and history into things we wonder about and that impact our lives. This series tells fascinating stories of the doers, the dreamers and sometime-schemers that create everyday items, technological breakthroughs and manmade wonders. The hit series goes deep to explore the leading edge of human inspiration and ambition.

Natural World is a nature documentary television series broadcast annually on BBC Two and regarded by the BBC as its flagship natural history brand. It is currently the longest-running series in its genre on British television, with more than 400 episodes broadcast since its inception in 1983. Natural World is produced by the BBC Natural History Unit in Bristol, but individual programmes can be in-house productions, collaborative productions with other broadcasters or films made and distributed by independent production companies and purchased by the BBC. Natural World programmes are often broadcast as PBS Nature episodes in the USA. Since 2008, most Natural World programmes have been shot and broadcast in high definition.

Experience the wonders of our world like never before in this epic series from Jon Favreau and the producers of Planet Earth. Travel back 66 million years to when majestic dinosaurs and extraordinary creatures roamed the lands, seas, and skies.

Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy Antarctica. The show's primary focus is on animals and ecosystems around the world. A comic book based on the show, meant to be used an as educational tool for kids, was briefly distributed to museums and schools at no cost in the mid-2000s.

Investigates a wide range of historically compelling topics and the mysteries surrounding each including the Titanic, D.B. Cooper, Roswell, John Wilkes Booth, and more. Fresh, new evidence and perspectives will be showcased, such as never-before-released documents, personal diaries and DNA evidence.

Don Wildman unearths relics from the world's greatest institutions to reveal secrets from the past. He examines each artifact to illuminate history's most incredible triumphs, sensational crimes and bizarre encounters.

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.

Australian host Steve Irwin and his wife Terri run a wildlife refuge. Their shared passion is educating the world about wildlife, including the much feared crocodile and numerous venomous snakes. Steve's specialty is the capture and relocation of crocodiles. No animal appears too threatening to Steve, his true respect for animals is the foundation for everything he does.

MegaStructures is a documentary television series appearing on the National Geographic Channel in the United States and the United Kingdom, Channel 5 in the United Kingdom, France 5 in France, and 7mate in Australia. Each episode is an educational look of varying depth into the construction, operation, and staffing of various structures or construction projects, but not ordinary construction products. Generally containing interviews with designers and project managers, it presents the problems of construction and the methodology or techniques used to overcome obstacles. In some cases this involved the development of new materials or products that are now in general use within the construction industry. MegaStructures focuses on constructions that are extreme; in the sense that they are the biggest, tallest, longest, or deepest in the world. Alternatively, a project may appear if it had an element of novelty or are a world first. This type of project is known as a Megaproject.

Journalist and writer Graham Hancock travels the globe hunting for evidence of mysterious, lost civilizations dating back to the last Ice Age. He attempts to prove that a climatic event 12,000 years ago wiped out an entire civilization far more sophisticated than the simple hunter-gatherers some archaeologists believe lived at that time.

Will Smith whose curiosity and wonder is positively infectious—is guided by National Geographic Explorers traveling to different corners of the world to get up close and personal with the weirdest, most unusual, dangerous and thrilling spectacles of the planet.

Journeying to the far reaches of our planet, this eight part series follows some of the world's most amazing species, telling extraordinary stories that are dramatic, thrilling, funny and sometimes heart-breaking, but always full of hope.

Shot from land and air, in trees and cliff-blinds, on ice floes and underwater, this documentary tells the powerful stories of many of the planet's species and their movements, while revealing new scientific insights with breathtaking high-definition clarity and emotional impact. The beauty of these stories is underscored by a new focus into these species; fragile existence and their life-and-death quest for survival in an ever-changing world.

MythBusters is a science entertainment television program created and produced by Australia's Beyond Television Productions for the Discovery Channel. The show's hosts, special effects experts Adam Savage and Jamie Hyneman, use elements of the scientific method to test the validity of rumors, myths, movie scenes, adages, Internet videos, and news stories.

Millions of years ago, incredible forces ripped apart the Earth’s crust creating seven extraordinary continents. This documentary series reveals how each distinct continent has shaped the unique animal life found there.

Seconds from Disaster is a US/UK-produced documentary television programme that investigates historically relevant man-made and natural disasters of the 20th century. Each episode aims to explain a single incidental by analyzing the causes and circumstances that ultimately effected the disaster. The program uses re-enactments, interviews, testimonies, and CGI to analyze the sequence of events second-by-second for the audience. Narrators for the show are Ashton Smith, Richard Vaughan and Peter Guinness.