Season 4, Episode 4 Biggest Blasts
First Aired: September 8, 2009
The most powerful explosions and impacts in the universe are examined, including the impact that caused the Chicxulub crater on Mexico's Yucatán peninsula; supernovas; gamma-ray bursts. Also: the Big Bang Theory.
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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)