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: 1957-11-03

(November 03, 1957)
Sputnik 2 was launched by the Soviet Union, and it contained the dog Laika, the first living thing to be propelled into space and orbit Earth.
photo source: wikimedia.org

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