Today in History -  April 17, 1986-  first publication of High T-C Superconductivity in Ceramic. A breakthrough discovery was made in the field of superconductivity. Alex Muller and Georg Bednorz, researchers at the IBM Research Laboratory in Ruschlikon, Switzerland, created a brittle ceramic compound that superconducted at the highest temperature then known: 30 K. What [...]

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Today in History – April 13, 1960 – First U.S. navigational satellite. Transit satellites were used by the US Navy to develop the first operational navigation satellite system The Transit satellites provided an accurate, all-weather navigational aid for ballistic missile submarines and surface vessels and aircraft. The system was designed such that any craft could [...]

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Today in History – April 8, 1953 – the first major 3D movie was released. Well, actually the first 3D movie shown to a paying audience is reported to be the September 22, 1922 screening of a movie called Power of Love shown in a theater in Los Angeles. But the first major Hollywood 3D [...]

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Today in History – April 3, 1973 – Martin Cooper of Motorola invented the cell phone and provides a public demonstration. He made the call to his rival, Joel Engel, Bell Labs head of research. Motorola and AT&T Bell Labs were competing to develop cellular communications in the sixties and early seventies. Although AT&T’s Bell [...]

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Today in History – April 1, 1976 – Apple Computer Company formed and released the Apple I computer – the first with a single circuit board. There was no assembly line as each Apple I was hand-built by Steve Wozniak in Steve Jobs’ parents’ home and required further assembly by the purchaser, including providing AC [...]

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