Today in Tech History – April 12, 2018

1961 – Yuri Gagarin of the USSR made a 108-minute orbital flight in the Vostok 1 spacecraft, becoming the first human in space.

1981 – Commander John Young and Pilot Robert Crippen crewed the first launch of a Space Shuttle on mission STS-1. During the mission the space shuttle Columbia used an HP-41 calculator to calculate the exact angle at which they needed to re-enter the Earth’s atmosphere.

1994 – Immigration Lawyers Laurence Canter and Martha Siegel intentionally posted to more than 6,000 Usenet discussion groups about their green card services. It is considered the first occurrence of commercial spam.!msg/

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