Alpha Centauri - Season 2 Episode 21

Carl Sagan covers a wide range of scientific subjects, including the origin of life and a perspective of our place in the universe.

Hawking gives us the ultimate guide to the universe, a ripping yarn based on real science, spanning the whole of space and time -- from the nature of...

From the planets to the stars and out to the edge of the unknown, history and science collide in a wondrous yet deadly adventure through space and...

Hosted by Morgan Freeman, Through the Wormhole explores the deepest mysteries of existence - the questions that have puzzled mankind for eternity....

Since the Big Bang 13.8 billion years ago, light has sculpted the cosmos. It traverses the void, interacts with matter, and dances with shadows. It...

Professor Jim Al-Khalili investigates the important concepts of energy and information.

A users' guide to the cosmos, from the Big Bang to galaxies, stars, planets and moons: where did it all come from and how does it all fit together? A...

Witness the remarkable story of our universe over billions of years and its inextricable link to life on Earth in this sweeping documentary series.

Jim Al-Khalili tackles the greatest question in science - how the universe began. By recreating key experiments Jim unravels the mystery of science's...

The series uses stunning interactive CGI to reveal step-by-step how a world is put together. With a little help from the world's top scientists and...

Professor Brian Cox journeys across the vastness of time and space revealing epic moments of sheer drama that changed the universe forever.

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

Filmed across six continents, this docuseries uses cutting-edge camera technology to capture animals' nocturnal lives, revealing new behaviours...

The history of the sport of baseball in America, told through archival photos, film footage, and the words of those who contributed to the game in...

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

Morgan Freeman presents his quest in order to find how most religions perceive life after death, what different civilizations thought about the act...

Doctor Who Confidential is a documentary to complement the revival of the long-running British science fiction television series Doctor Who. Each...

Will Smith whose curiosity and wonder is positively infectious—is guided by National Geographic Explorers traveling to different corners of the...

Award-winning actor and nervous explorer Eugene Levy steps out of his comfort zone for a whirlwind tour of the world's most beautiful and intriguing...

This immersive series follows the world's most magnificent creatures, capturing never-before-seen moments from the heartwarming to the outrageous.