This frieze from Fulton County, Georgia shows "Medicine's battle with Death." Note the rod with two snakes. Many mistake it for the Rod of Asclepius (the traditional symbol of healing). However, this is the Caduceus, symbol of commerce. A common error in the USA.

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Margaret Hamilton, NASA’s lead developer for the Apollo program, stands next to all the code she wrote by hand that took humanity to the moon in 1969.

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