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Pbs Learning Media: Sagan on Time Travel

Curated by ACT

Astronomer Carl Sagan discusses the possibility of time travel in this audio-enhanced interview from the NOVAWeb site.

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Concepts
time travel
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Additional Tags
grandfather paradox, space time continuum, theory of relativity, traveling back in, traveling forward in time, twin paradox, wormhole, carl sagan, kip thorne, teachers' domain, wgbh
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Classroom Considerations
  • Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)