Crash Course Physics - Season 1 Episode 38 Geometric Optics

Dr Helen Czerski examines the world of sound waves.

Brought together by a mysterious song, a grad student and an engineer lead the fight against an unimaginable force that may spell doom for the world.

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...

The story of the discovery that everything is made from atoms, one of the greatest scientific breakthroughs in history, and the brilliant minds...

A stunning new documentary series exploring the incredible story of uranium, from its creation in an exploding star to its deployment in nuclear...

Host Neil deGrasse Tyson brings together celebrities, scientists and comedians to explore a variety of cosmic topics and collide pop culture with...

A 6-part series that answers the most profound questions of our universe

Professor Brian Cox goes on a grand tour of the planet to explain how the Earth's beauty is created by just a handful of forces.

Brian Greene is going to let you in on a secret: We've all been deceived. Our perceptions of time and space have led us astray. Much of what we...

Kelders van Geheime (Cellars of Secrets) is a South African, Afrikaans-language telenovela based on the wheeling's and dealings of the community that...

In Ready Steady Cook, two teams - a Red Tomato and a Green Pepper - compete in a Red Kitchen and a Green Kitchen, together with a South African chef...

The companion show to the popular BBC One programme Strictly Come Dancing which features interviews and training footage of the couples competing in...

Ulice is a Czech soap opera produced and broadcast by Nova. In the Czech language Ulice means street. The show describes the lives of the...

German daily news program, the oldest still existing program on German television.