6:17pm PDT - July 20th, 2023

President Roosevelt’s “Day of Infamy” speech after the attack on Pearl Harbor launched the U.S. into World War II, but it wasn’t what started the Manhattan Project. That story began 2 years earlier with a letter to Roosevelt...from Albert Einstein. Pt 1: https://t.co/0T25CxxVV9 https://t.co/NR5cg8prN2

19 retweets   4 likes  - U.S. Department of Energy (@ENERGY)