Ideas worth spreading

A new way to explain explanation

1,538,426 views | David Deutsch • TEDGlobal 2009

For tens of thousands of years our ancestors understood the world through myths, and the pace of change was glacial. The rise of scientific understanding transformed the world within a few centuries. Why? Physicist David Deutsch proposes a subtle answer.

For tens of thousands of years our ancestors understood the world through myths, and the pace of change was glacial. The rise of scientific understanding transformed the world within a few centuries. Why? Physicist David Deutsch proposes a subtle answer.

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

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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.

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