Chicago Pile-1 Celebrates 75th Anniversary

The Chicago Pile 1 Pioneers

Forty-nine scientists, led by Enrico Fermi, were present in a converted squash court at the University of Chicago’s abandoned Stagg Field on Dec. 2, 1942, when Chicago Pile 1, the world’s first nuclear reactor went critical. Learn the history of this world-changing event through “Chicago Pile-1:A Brick History,” a fun-retelling of this historical event using plastic building bricks from Argonne National Laboratory.

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