Season 3, Episode 3 Light Speed
First Aired: November 25, 2008
Light speed is examined. Included: the quest to break the light-speed barrier; and how light speed enables scientists to look back in time, revealing the way the universe appeared billions of years ago.
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- Premiered: May 29, 2007
- Rating: TV-PG
- Premise: An astronomy series examing the history, scientific phenomena and mysteries of the universe. (more)