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The Elegant Universe: Part 3

Season 30 Episode 14

About the Episode

Brian Greene shows how Edward Witten of Princeton's Institute for Advanced Study, aided by others, revolutionized string theory by successfully uniting the five different versions into a single theory that is cryptically named "M-theory," a development that requires a total of eleven dimensions.

Aired: 11/02/03 | Expires: | Runtime: 53m 07s
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