Switch to the dark mode that's kinder on your eyes at night time.

Switch to the light mode that's kinder on your eyes at day time.

Switch to the dark mode that's kinder on your eyes at night time.

Switch to the light mode that's kinder on your eyes at day time.

This Day in History: 1949-08-29

(August 29, 1949)
The Soviet Union detonated its first atomic bomb, known as Joe-1 in the West; it was an exact replica of the Fat Man bomb used by the United States on Nagasaki during World War II.

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