Saturday September 16, 2017

Saturday September 16, 2017

The mushroom cloud from the US "Castle Bravo" nuclear test in 1954.  A 15 megaton explosion was set off on Bikini Atoll in the Pacific.

The mushroom cloud from the US "Castle Bravo" nuclear test in 1954. A 15 megaton explosion was set off on Bikini Atoll in the Pacific. (US Department of Energy)

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