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How the Universe Works

Season 3, episode 2. This player now records resume state for the active profile so browse, account, and detail pages can bring you back here quickly.

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S3 E2

The End of the Universe

How and when will the Universe end? Gravity and dark matter are poised to annihilate the Universe in a big crunch. Expansion and dark energy may tear it apart. Or, a phase transition could kill us tomorrow in a cosmic death bubble.

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Season 3

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Episode 1: Journey from the Center of the Sun

Episode 2: The End of the Universe

Now playing

Episode 3: Jupiter: Destroyer or Savior?

Episode 4: First Second of the Big Bang

Episode 5: Is Saturn Alive?

Episode 6: Weapons of Mass Extinction

Episode 7: Did a Black Hole Build the Milky Way?

Episode 8: Our Voyage to the Stars

Episode 9: The Search for a Second Earth

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