In 1973 – Lexis launched Computerized Legal Searching. It was limited to searching the full text of cases in Ohio and New York.

In 1978 – The patent expired on Swiss inventor George de Mestral’s invention of a hook and loop fastener he called Velcro. Soon children everywhere no longer had to learn to tie shoes quite so early in life.

In 1980 – Microsoft Corporation announced their first hardware product the Z80 SoftCard for Apple. It was a microprocessor on a printed circuit board that plugged into the Apple II and sold for $349.00.

Like Tech History? Purchase Tom Merritt’s Chronology of Tech History at Merritt’s Books site.

In 1976 – Steve Jobs, Steve Wozniak, and Ronald Wayne decided to change their garage project into a company and formed Apple Computer. It would be incorporated the following January.

In 1997 – Dave Winer changed how he displayed ‘Scripting News’ so that it always showed the last ten days worth of posts. In other words the way every blog does it now. Whether this makes it the ‘first blog’ or not it was extremely influential and is definitely one of the oldest blogs out there, predating the term blog, of course.

In 2004 – In one of the best April Fool’s jokes ever, Google launched a real product. Weren’t expecting that, were you Internet? Gmail launched in invite-only mode, making a Gmail account temporarily prestigious in the geek world.

Like Tech History? Purchase Tom Merritt’s Chronology of Tech History at Merritt’s Books site.

In 1939 – Harvard and IBM signed an agreement to build the Mark I, also known as the IBM Automatic Sequence Controlled Calculator (ASCC). It weighed 5 tons and read data from paper tape and punch cards.

In 1993 – Richard Depew accidentally posted 200 identical messages to news.admin.policy while testing some auto-moderation software. It became the first USENET postings to be referred to as spam.

In 1998 – After three years of development and much wrangling with the Warcraft engine it was originally built on, Blizzard released the iconic game Starcraft.

Like Tech History? Purchase Tom Merritt’s Chronology of Tech History at Merritt’s Books site.

In 240 BC – Chinese astronomers observed a new broom-shaped “star” in the sky. It was the first confirmed sighting of Halley’s Comet.

In 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 – The Census UNIVAC System was accepted and subsequently devoted almost exclusively to tabulating results of the 1950 Census of Population and Housing. It was the first UNIVAC and was capable of completing 1,905 operations per second, which it stored on magnetic tape.

Like Tech History? Purchase Tom Merritt’s Chronology of Tech History at Merritt’s Books site.

In 1941 – 80% of US AM radio frequencies were reassigned to new channels as part of the North American Radio Broadcasting Agreement.

In 1945 – German soldiers blew the launch tracks for the V-1 rocket site near Letelle, Netherlands, ending the rocket attacks.

In 1974 – NASA’s Mariner 10 became the first space probe to cross the orbit of Mercury about 704 km from the surface.

Like Tech History? Purchase Tom Merritt’s Chronology of Tech History at Merritt’s Books site.

In 1905 – Cornelius Ehret of Rosemont, Pennsylvania received a patent for the “Art of Transmitting Intelligence.” It was the forerunner of the modern fax.

In 1935 – Robert Goddard launched the first rocket equipped with gyroscopic controls near Roswell, New Mexico. The rocket reached an altitude of 4,800 feet and flew 13,000 feet at a speed of 550 mph.

In 1979- A combination of equipment malfunction and human error caused a partial reactor meltdown at the Three Mile Island nuclear power plant near Middletown, Pennsylvania. While no injuries or deaths have been attributed to the accident, it changed US nuclear attitudes significantly.

Like Tech History? Purchase Tom Merritt’s Chronology of Tech History at Merritt’s Books site.

In 1850 – San José was incorporated as one of the first cities in California and was the site of the first state capital. It would lose the capital to Vallejo in 1852 but eventually become the center of Silicon Valley and the de facto capital of the technology world.

In 1884 – The first successful long-distance telephone conversation took place. Bell and Watson experimented with a line of two twelve gauge hard-drawn copper wires connecting Boston and New York City. The line worked for about ninety minutes before finally falling.

In 1899 – Guglielmo Marconi made the first wireless transmission from France to England. A message was sent 32 miles from Wimereaux near Boulogne, France, to the South Foreland lighthouse near Dover, England. This became an important alternative to laying undersea cables for telegraphy.

Like Tech History? Purchase Tom Merritt’s Chronology of Tech History at Merritt’s Books site.

In 1973 – Larry Page was born in East Lansing, Michigan. He would go on to help invent and co-found Google.

In 1976 – Queen Elizabeth II sent the first royal email, from the Royal Signals and Radar Establishment in Malvern as a part of a demonstration of networking technology.

In 1999 – The “Melissa” worm showed up in a file on the alt.sex usenet group and became the first successful mass-mailing worm. The worm’s creator, David L. Smith, apparently named the worm after a lap dancer in Florida.

Like Tech History? Purchase Tom Merritt’s Chronology of Tech History at Merritt’s Books site.

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 stores 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.

Like Tech History? Purchase Tom Merritt’s Chronology of Tech History at Merritt’s Books site.

In 1802 – Richard Trevithick and Andrew Viviane of Camborne Parish in the County of Cornwall, enrolled a patent for a steam engine that could power a full-sized road locomotive. He had previously demonstrated it by driving up a hill in a car he called the “Puffing Devil”.

In 1896 – A. S. Popov supposedly made the first radio transmission in human history. Popov is said to have transmitted the words “Heinrich Hertz” from one building to another on the campus of St. Petersburg University, though the assertion was not published until years later because of the need for military secrecy.

In 2001 – Apple released its new operating system Mac OS X, code named Cheetah, with a retail price of $130.l

Like Tech History? Purchase Tom Merritt’s Chronology of Tech History at Merritt’s Books site.