Explorer Richard E. Byrd became the first person to fly over the South Pole.
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NASA launched the Mariner 4 space probe on a mission to Mars.
A Virgin Airlines plane became the first to fly using 100% sustainable jet fuel.
Women voted in a general election for the first time in New Zealand.
The Marianna Coal Mine in Pennsylvania exploded and killed 154 men.
East Timor declared its independence from Portugal.