NOVA

At the Edge of Space

Passport Season 40 Episode 23 | 52m 52s Video has closed captioning.

Can scientists unravel the mysterious phenomena that lurk between Earth and space?

Aired: 11/20/13

Rating: NR

Problems Playing Video? | Closed Captioning

Funding for NOVA is provided by David H. Koch, the Corporation for Public Broadcasting and PBS viewers. Additional funding is provided by Roger and Vicki Sant.

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