1897 – Karl Elsener received a design patent for his “soldiers’ knife” for use by the Swiss army. The original had a wooden handle, a blade, a screwdriver and a can opener.

1936 – The first radio station with 500,000 watt power began testing as W8XAR in Pittsburgh, Pennsylvania. Test broadcasts took place from 1 AM to 6 AM. The station is now known as KDKA.

1997 – 3Com Corp. and US. Robotics Corp. merged. The two companies combined US Robotics modems with 3Com’s interface cards.

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1959 – The first experimental hovercraft, Christopher Cockerell’s SRN-1 made its first trials at Cowes on the Isle of Wight.

1978 – Texas Instruments introduced the Speak & Spell, the first electronic duplication of the human vocal tract on a single chip of silicon. It used linear predictive coding to make a mathematical model of the human vocal tract and predict a speech sample.

1983 – IRM took its Japan Capsule Computer subsidiary and formed Capcom Company, Limited “for the purpose of selling software.”

1997 – Philippe Kahn took the first cameraphone photograph of his newborn daughter and then wirelessly transmitted the photo to more than 2,000 people around the world. He had hacked together a digital camera and a phone. Kahn went on to form the company LightSurf.

1998 – Compaq Computer paid $9.1 billion to acquire what remained of Digital Equipment Corporation, the company that had brought the world PDP and VAX.

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1943 – Hungarians László and Georg Bíró, while living in Argentina, patented the first successful implementation of the ballpoint pen.

1977 – A few days after going on sale, Apple began shipping the Apple II for the first time.

2003 – The Spirit Rover launched on a Delta II rocket, beginning NASA’s Mars Exploration Rover mission.

2013 – Apple introduced iOS 7 and Apple OS X Mavericks at their Worldwide Developers Conference in San Francisco. They also gave a sneak peek at the new cylindrical Mac Pro and announced their streaming music service called iTunes Radio.

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1902 – Joe Horn and Frank Hardart opened the first US Automat at 818 Chestnut St. in Philadelphia. The waiterless restaurant charged a nickel for most dishes.

1931 – Robert Goddard received a patent for rocket-fueled aircraft design (US. No. 1,809,271). Sadly we do not have a lot of rocket-planes in operation.

1986 – The Pittsburgh Supercomputer Center opened to support the National Science Foundation’s NSFNET, which linked five supercomputer centers. NSFNET would eventually allow commercial uses and transition to the open Internet.

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1637 – Rene Descartes published “Discourse on the Method for Guiding One’s Reason and Searching for Truth in the Sciences”, which formed the basis of the modern scientific method. It’s also the source of the quote “I think, therefore I am.”

1949 – George Orwell’s book Nineteen Eighty-Four was published. The book still affects notions of privacy and inspired the iconic Apple commercial that introduced the Macintosh computer.

1955 – Tim Berners-Lee was born in London. He grew up to develop the World Wide Web.

2008 – Apple announced Mac OS X 10.6 Snow Leopard.

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1954 – Computer science hero Alan Turing died. His death was ruled a suicide from eating an apple containing cyanide. Turing formulated the famous Turing test and broke code at Bletchley park during World War II.

1975 – Sony introduced the Betamax video recorder for sale. It would lose the format war to VHS but find a niche in broadcast production.

1980 – The first US solar power plant was dedicated at the Natural Bridge National Monument, Utah.

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1933 – The world’s first drive-in movie theater opened in Camden, New Jersey. Richard Hollingshead Jr. had developed the system by using a 1928 Kodak projector mounted on the hood of his car and aimed at a screen pinned to some trees.

1984 – Soviet programmer Alexei Pazhitnov completed the first playable version of Tetris, one of the best-selling video games of all-time, was released. It was popularized by Hank Rogers who bought the rights and distributed it.

1995 – The Los Angeles Times reported that Father Leonard Boyle was working to put the Vatican’s library on the World Wide Web through a site funded by IBM.

2013 – The Guardian published another leak from Edward Snowden about the PRISM project used to gather data held by Google, Facebook, Apple and other US tech companies. The tech companies denied “back door access” to their systems.

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1833 – Ada Gordon, daughter of Lord Byron (and future Countess Lovelace) met Charles Babbage for the first time. He designed an early computer, and she published a description of his work and wrote the first computer program.

1977 – The Apple II went on sale. It had a bus speed of 1 MHz and 64 KB of memory.

2002 – Mozilla.org announced the release of Mozilla 1.0, an open-source browser built on the Gecko engine that also powered Netscape.

2013 – The Guardian published its first exclusive based on Edward Snowden’s leaks, revealing a secret court order forced Verizon to hand over the phone records of millions of customers to the US government.

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1903 – In one of the earliest examples of white hat hacking, Nevil Maskelyne interrupted a demonstration of the Marconi radio communications system at the Royal Institution, London. Before Marconi’s message from Poldhu, Cornwall could arrive, Maskelyne hijacked the signal sending the word “rast” repeatedly and then the phrases, “There was a young fellow of Italy, who diddled the public quite prettily.”

1977 – JVC introduced the open standard for the VHS videocassette in North America at a press conference before the Consumer Electronics Show in Chicago.

2010 – Falcon 9 Flight 1 launched the maiden flight of the SpaceX Falcon 9 rocket, setting a new benchmark for non-governmental space flight. The rocket put a dummy payload into orbit as a test.

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1889 – The first long-distance transmission of electricity took place, sending power from a hydroelectric generator at Willamette Falls 14 miles to 55 street lights at 4th and Main in Portland, Oregon.

1948 – Ed Brown Jr., a former Navy pilot, opened a fly-in movie theater near Wall Township, New Jersey. You could also drive in. The theater had space for 500 cars and 25 small planes could land in a nearby airfield and taxi over to the theater.

1965 – Gemini 4 launched on the first multi-day space mission by a NASA crew. Crew-member Ed White performed the first US spacewalk.

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