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Monday, November 13, 2006

Bubble of Destruction

The following photographic sequence was captured by Harold Edgerton, professor of electrical engineering at the Massachusetts Institute of Technology and inventor of the high-speed stroboscopic camera.

The photos depict the first microseconds of a nuclear test explosion. The photos were taken in 1947 at a tower test site for the Atomic Energy Commission. Edgerton had designed the camera specifically for the purpose; it was located seven miles away from ground zero, had a ten-foot telescopic lens, and a shutter speed of 1/100,000,000 of a second.

The photographs have been scaled and cropped for distance in sequence, which is why the first one appears so grainy. The objects in the foreground of the last photo are joshua trees, giving some sense of scale and rate of expansion.



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