August 3, 1958
The U.S. nuclear submarine Nautilus accomplishes the first undersea voyage to the geographic North Pole.
August 5, 1962
Marilyn Monroe is found dead in her Los Angeles home. Police concluded that the cause of death was suicide.
August 6, 1945
An American B-29 bomber drops the world’s first atom bomb on Hiroshima, killing 80,000 people and injuring another 35,000.