PBS Space Time

The Strange Universe of Gravitational Lensing

Preview: Season 2 | 9m 42s | Video has closed captioning.

In the world of our mind’s eye, light travels in a straight line. In reality, spacetime is deflected and magnified through the lens of gravity. Find out how this works and what it allows us to learn about our universe in this episode of Space Time.

Aired: 10/30/16

Rating: NR

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Problems Playing Video? | Closed Captioning