| Source | Chicago Tribune |
|---|---|
| Original Load Date | Dec. 2, 2025, 6:01 a.m. |
| Last Updated | Dec. 2, 2025, 6:01 a.m. |
| Original URL | https://www.chicagotribune.com/2025/12/02/today-in-history-the-dawn-of-the-atomic-age/ |
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Today is Tuesday, Dec. 2, the 336th day of 2025. There are 29 days left in the
year.
Today in history:
On Dec. 2, 1942, an artificially created, self-sustaining nuclear chain reaction
was [ demonstrated ][35] for the first time at the University of Chicago. The
experiment led by physicist Enrico F...