NOVA

The Fabric of the Cosmos: The Illusion of Time Preview

Preview: Season 38 Episode 17 | 30s

Time. We waste it, save it, kill it, make it. The world runs on it. Yet ask physicists what time actually is, and the answer might shock you: They have no idea. Even more surprising, the deep sense we have of time passing from present to past may be nothing more than an illusion. How can our understanding of something so familiar be so wrong?

Aired: 10/24/11

Rating: NR

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