Ideas worth spreading

2,696,437 views | David Deutsch • TEDGlobal 2005

Chemical scum that dream of distant quasars

Legendary scientist David Deutsch puts theoretical physics on the back burner to discuss a more urgent matter: the survival of our species. The first step toward solving global warming, he says, is to admit that we have a problem.

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This talk was presented at an official TED conference. TED's editors chose to feature it for you.

Legendary scientist David Deutsch puts theoretical physics on the back burner to discuss a more urgent matter: the survival of our species. The first step toward solving global warming, he says, is to admit that we have a problem.

This talk was presented at an official TED conference. TED's editors chose to feature it for you.

About the speaker

Physicist, author

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A pioneer in quantum computation and quantum information theory, David Deutsch now seeks to define the boundaries between the possible and the impossible.