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History Bytez

Byte Sized bits of History

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Computer

1972 – The leap second

30 June

The first leap second is added to the UTC time system on this day in 1972. Continue reading “1972 – The leap second”

1977 – Optical fibre

21 April

For the first time, optical fibre is used to carry live telephone traffic. Continue reading “1977 – Optical fibre”

2001 – Mars Odyssey is launched

7 April

2001 Mars Odyssey is a robotic spacecraft orbiting the planet Mars. The project was developed by NASA, and contracted out to Lockheed Martin, with an expected cost for the entire mission of US$297 million. Its mission is to use spectrometers and a thermal imager to detect evidence of past or present water and ice, as well as study the planet’s geology and radiation environment. Continue reading “2001 – Mars Odyssey is launched”

1981 – The Osborne 1 is unveiled

3 April

The Osborne 1 was the first commercially successful portable microcomputer, released on this day in 1981 by Osborne Computer Corporation. Continue reading “1981 – The Osborne 1 is unveiled”

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