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Miniature Big Bangs

Duration: 03:14

Paul Dirac predicted the existence of antimatter in the early 1930s, but it wasn't until Carl Anderson detected the mysterious particles that the theory became widely accepted. Subsequently, particle accelerators gave clear evidence of matter and antimatter being created from energy, just as Einstein's theory of special relativity predicted.

Available since: Wed 11 Aug 2010


Stephen Hawking
David Filkin
Philip Martin

This clip is from

Stephen Hawking's Universe Cosmic Alchemy

3/6 Professor Stephen Hawking introduces the search for the origin of matter.

First broadcast: 14 Sep 1997

Image for Cosmic Alchemy Not currently available on BBC iPlayer

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