On this day: February 18

Published On: Feb 17 2013 04:45:58 AM CST   Updated On: Feb 18 2014 01:00:00 AM CST

Jefferson Davis becomes the president of the Confederacy, Pluto is discovered, a cow flies, the first Church of Scientology is formed, the Chicago Seven are found not guilty, and Dale Earnhardt dies at the Daytona 500, all on this day.

OTD February 18 - Operation Teapot
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National Nuclear Security Administration/Nevada Site Office

1955: The Operation Teapot nuclear test shot "Wasp" is successfully detonated at the Nevada Test Site with a yield of 1.2 kilotons. Wasp is the first of 14 shots of the Teapot series, which was designed to establish military tactics for ground forces on a nuclear battlefield and to improve the weapons used to deliver a nuclear bomb core.

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