The Big Bang

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  - How to Make Crack
    Show: Drugs Inc.
  - Diana: In Her Own Words Trailer
    Show: Diana: In Her Own Words
  - Loaded Luggage
    Show: To Catch a Smuggler
  - Uzbek Hideout
    Show: 21st Century Sex Slaves
  - Growing Up Butterfly
    Show: Great Migrations
  - Semen Slurping Macaque
    Show: World's Weirdest
  - Inside 9/11: Zero Hour
    Show: Inside 9/11
  - Black Dolphin Prison
    Show: Inside: Russia's Toughest Prisons
  - Hagia Sofia: Dome Secrets
    Show: Ancient Megastructures
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  - Meet the JFK Officers
    Show: To Catch a Smuggler
  - Meet the Tuna.com Crew
    Show: Wicked Tuna
  - Border Security Season 2
    Show: Border Security
  - Hidden Treasures
    Show: Drain the Oceans
  - Hard Merchandise Crew
    Show: Wicked Tuna
  - Holocaust Artifact Mystery
    Show: Human Lampshade: A Holocaust Mystery
  - Nazi Death Squads
    Show: Nazi Death Squads
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KNOWN UNIVERSE

The Big Bang

13.7 billion years ago, our universe started with a colossal explosion called the big bang. That powerful blast created all the matter in the universe and laid the groundwork for every explosion since.

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Field Trip Oakland Zoo with Lynn Rothschild
Lynn Rothschild takes us on a field trip to the Oakland Zoo to discuss the diversity of life on...
(06:44)
LIGO's Joseph Giaime
Joseph Giaime discusses how LIGO (Laser Interferometer Gravitational Wave Observatory) works.
(06:23)
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