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Brian Cox's Adventures in Space and Time

Series 1

What Is Gravity?

Duration: 58 minutes

on BBC Two HD

Available for years

Brian takes a fresh look at the concept of gravity, revealing it to be far more than just the force that makes things fall to the ground. Show more

BBC Two HD

About BBC Two

BBC Two is a lively channel of depth and substance, carrying a range of knowledge-building programming complemented by great drama, comedy and arts.