In 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.
In 1979 – The first fully functional space shuttle orbiter, Columbia, was delivered to the John F. Kennedy Space Center in preparation for its first launch.
In 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.
In 2014 – Facebook announced it would purchase Oculus VR, makers of the Oculus Rift virtual reality headset, for $2 billion.