In 1965 – The Voskhod 2 launched and on the second orbit Cosmonaut Aleksei Leonov left the capsule (on purpose) for 12 minutes, becoming the first person to walk in space.
In 1987 – Thousands of physicists crowded a ballroom at the New York Hilton at the meeting of the American Physical society to hear speakers talk on high-temperature superconductivity. The session started in the evening and ran until 3:15 AM earning the nickname “Woodstock of Physics.”
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