In 1954 – At 5:30 PM the world’s first nuclear power station was connected to the power grid in Obninsk, US.S.R., a small town 60 miles south of Moscow.
In 1974 – At 8:01 AM, a supermarket cashier scanned a 10-pack of Wrigley’s chewing gum across a bar-code scanner at Marsh Supermarket in Troy, Ohio. It was the first product ever checked out by Universal Product Code.
In 1997 – The US Supreme Court struck down a portion of the Communications Decency Act as violating the first amendment protecting free speech.
In 2014 – Google’s Advanced Technology and Projects lab stole the show at the Google I/O developer conference, with a demonstration of Project Tango’s 3D-mapping capability and Project Ara’s modular phone.
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