EDN Moments

- March 21, 2012

Review the moments in tech history important to engineers with the EDN Moments blog.

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Scientists unveil Dolly the sheep, February 22, 1997

  • 02.22.2017

On this day in tech history, scientists in Scotland announced that they successfully cloned an adult sheep. Read More...

Polaroid introduces the instant camera, February 21, 1947

  • 02.21.2017

On this day in tech history, Polaroid founder Edwin Land demonstrated the first instant camera. Read More...

John Glenn orbits Earth, February 20, 1962

  • 02.20.2017

On this day in tech history, John Glenn became the first American to orbit the Earth, spending 4 hours and 56 minutes in flight in Mercury spacecraft Friendship 7 as he circled the Earth three times. Read More...

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Copernicus is born, February 19, 1473

  • 02.19.2017

On this day in tech history, Nicolaus Copernicus was born, beginning a life that would see the Renaissance mathematician and astronomer formulate a comprehensive heliocentric model of the universe. Read More...

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Battery inventor Alessandro Volta is born, February 18, 1745

  • 02.18.2017

On this day in tech history, Alessandro Volta, the inventor of an early electric battery, the voltaic pile, was born in Italy. Read More...

Ranger 8 sent to photograph lunar surface, February 17, 1965

  • 02.17.2017

On this day in tech history, NASA launched lunar probe Ranger 8 on a mission to capture the first close-up images of the moon's surface. Read More...

USS Triton starts trip around the world, February 16, 1960

  • 02.16.2017

On this day in tech history, the USS Triton nuclear submarine began Operation Sandblast, a mission to complete the first submerged circumnavigation of the world. Read More...

ENIAC is formally announced, February 15, 1946

  • 02.15.2017

On this day in tech history, ENIAC, the first electronic general-purpose computer, was announced to the public. Read More...

Bell, Gray both apply for telephone patents, February 14, 1876

  • 02.14.2017

On this day in tech history, both Alexander Graham Bell and Elisha Gray applied for patents for telephone designs in what would become a controversial battle over who really invented the telephone. Read More...

Da Vinci’s Madrid Codices are discovered, February 13, 1967

  • 02.13.2017

On this day in tech history, American researchers discovered the Madrid Codices by Leonardo da Vinci, two volumes that prove da Vinci’s talents as an engineer and include about 15% of his notes referenced today. Read More...

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