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Today in Tech History – March 25


1925 – John Logie Baird gave his first public demonstration of his ‘Silhouette Television’ at the Selfridges department store, Oxford Street, London. It was part of the store’s birthday celebration.

1979 – The first fully functional space shuttle orbiter, Columbia, was delivered to the John. F. Kennedy Space Center in preparation for its first launch.

1992Excel 4.0 Spreadsheet Software Released
             Microsoft Corporation releases its Excel 4.0 spreadsheet program. Excel was one in a long line of practical application that Microsoft and other companies developed for personal computers, making them more appealing to home office users. The earliest commercial computerized spreadsheet was VisiCalc, written by Ed Frankston and Dan Bricklin and released for the Apple II personal Computer in 1979.

1995 – Ward Cunningham installed the First Wiki, WikiWikiWeb on a $300 computer someone gave him. He connected it to the Internet, using a 14.4- baud dial-up modem.

1996Twister First Movie on DVD
             The movie Twister becomes the first featured film put on DVD. FYI, it sounds really good in surround sound!


2014 – Facebook announced it would purchase Oculus VR, makers of the Oculus Rift virtual reality headset, for $2 billion.

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