Revolutionary War Weapons Preview

Extras

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  Building Blocks of Life Discovered on Distant Asteroid

  Scientists have discovered the building blocks of life in samples retrieved from a distant asteroid.

  6:03
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  What Went Wrong on the Dali Before the Baltimore Bridge Collapse

  The container ship Dali lost power causing it to crash into Baltimore’s Key Bridge.

  2:57
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  What Caused Baltimore’s Key Bridge to Collapse?

  Engineers explain how a vulnerability made the bridge open to catastrophe.

  2:57
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  This Pompeii Priest Had an Unexpected Rise to Power

  In a recently discovered tomb in Pompeii, archeologists made a startling discovery.

  2:58
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  A Brutal Gladiator Fight in Ancient Pompeii

  At a gladiator match in ancient Pompeii, tensions exploded and spectators became fighters in a riot.

  2:37
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  This Asteroid Might Make Impact With Earth in 2032

  An asteroid is on a collision course with Earth, possibly making impact in 2032.

  3:33
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  Opening a Sealed Egyptian Tomb

  Archaeologists remove the mud brick seal of an unopened Egyptian tomb.

  2:38
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  How the Afterlife Shaped Ancient Egypt

  Discover why the ancient Egyptians invested so much in life after death.

  1:15
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  The God’s Wife of Amun: Powerful Women in Ancient Egypt

  Discover a time in Ancient Egypt when women held a role with extraordinary power.

  3:03
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  The $8 Billion Overhaul of LaGuardia Airport: Engineering a New Era

  Discover how an $8 billion transformation turned LaGuardia into a state-of-the-art facility.

  2:12