240 BC – Chinese astronomers observed a new
broom-shaped “Star” in the sky. It was the first confirmed sighting of Halley’s
Comet.
1950 – Bell Telephone Laboratories announced
the invention of a new kind of electric eye called the phototransistor. Dr.
John Northrup Shive invented the transistor, which operated by light rather than
electricity.
1951 – Census Bureau Receives
UNIVAC I Computer
The US
Census Bureau receives the first UNIVAC I computer, the first commercial
computer to attract widespread public attention. Although the Census Bureau
began using it at the end of March it was not actually moved to the Census
Bureau until a few months later. The UNIVAC was capable of completing 1,905
operations per second, which it stored on magnetic tape. The Census Bureau had
helped drive the development of device that eventually led to computers,
beginning with Herman Hollerith’s 1890 punch card machine.
1993 – AT&T Graphics
Software Labs Close
The
graphics software labs at AT&T closed down and relocated to the AT&T
Multimedia Software Solutions. The division focused on software products that
included 3D vector based graphic programs like AutoCAD, RID, TOPAZ for PC and
Mac computers.
2017 – A SpaceX Falcon 9 rocket launched a
communication satellite into orbit then landed on a ship in the Atlantic Ocean.
It was the second trip into space for the rocket, and the first time a rocket
had been recovered and launched into space a second time.
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