What's the History of April Fools' Day?

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(Image credit: sdbrown | sxc.hu)

Pranksters and joke-lovers in many countries now gleefully prepare to dupe friends and loved ones on April Fools' Day , but no one knows exactly when or why, or even where, this tradition began.

A giddy spurt of practical joking seems to have coincided with the coming of spring since the time of the Ancient Romans and Celts , who celebrated a festival of mischief-making. The first mentions of an All Fools' Day (as it was formerly called) comes from Europe in the Middle Ages.

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Andrea Thompson
Live Science Contributor

Andrea Thompson is an associate editor at Scientific American, where she covers sustainability, energy and the environment. Prior to that, she was a senior writer covering climate science at Climate Central and a reporter and editor at Live Science, where she primarily covered Earth science and the environment. She holds a graduate degree in science health and environmental reporting from New York University, as well as a bachelor of science and and masters of science in atmospheric chemistry from the Georgia Institute of Technology.