Faster Than the Speed of Light?
Last month an international group of scientists made an astonishing claim - they had detected particles that seemed to travel faster than the speed of light.
In this film, Professor Marcus du Sautoy explores one of the most dramatic scientific announcements for a generation. In clear, simple language he tells the story of the science we thought we knew, how it is being challenged, and why it matters.
Faster Than the Speed of Light?
Wednesday 19 October, 21:00, BBC Two
Planet Dinosaur
Planet Dinosaur tells the stories of the biggest, deadliest and weirdest creatures ever to walk the Earth, using the latest fossil evidence and immersive computer graphics.
More about the Planet Dinosaur series
Planet Dinosaur: Meet the Monsters
Wednesday 19 October, 20:30, BBC One
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The Life Scientific
Professor Jim Al-Khalili talks to leading scientists about their life and work, finding out what inspires and motivates them and asking what their discoveries might do for mankind.
In the second programme of the series, Jim talks to science writer and cognitive psychologist Steven Pinker.
Available on iPlayer
The Origins of Us
Dr Alice Roberts reveals how your body tells the story of human evolution. The way you look, think and behave is a product of a six-million-year struggle for survival.
About the series: The Origins of Us
Skateboarders and attractive women
How our bottoms are designed for running
Blog: Dr Roberts on watching chimps in the wild
Available on iPlayer