nuclear bomb

This Footage of the Castle Bravo Nuclear Explosion Is Really Cool

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"Castle Bravo" was the code name given to the United States first Hydrogren Bomb test operation, which was carried out on March 1, 1954 on the Marshall Islands.

volcano

Trash Bag is Thrown into Volcano, Volcano Gets Angry

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This isn't a full-on eruption, but it definitely appears to be a stern warning from the volcano.