Design Con 2015

EDN Moments

- March 21, 2012

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


1st radio broadcast transmitted from space, December 19, 1958

  • 12.19.2014

On this day in tech history, the first radio broadcast from space was transmitted to Earth when President Eisenhower's Christmas message went out via short wave frequency. Read More...

Perl programming language released, December 18, 1987

  • 12.18.2014

On this day in tech history, the first version of the Perl programming language was posted to a Usenet newsgroup by its creator Larry Wall. Read More...

Wright brothers fly first airplane, December 17, 1903

  • 12.17.2014

On this day in tech history, Orville and Wilbur Wright made the first successful flight of a self-propelled, heavier-than-air aircraft. Read More...


1st successful test of the transistor, December 16, 1947

  • 12.16.2014

On this day in tech history, John Bardeen and Walter Brattain of Bell Labs successfully tested the first point-contact transistor. Read More...


The cryotron is invented, December 15, 1953

  • 12.15.2014

On this day in tech history, MIT engineer Dudley Buck laid out his idea for the cryotron, an innovative switch aimed at miniaturizing early electronic digital computers. Read More...

Mariner 2 reaches Venus, December 14, 1962

  • 12.13.2014

On this day in tech history, NASA space probe Mariner 2 became the first robotic space probe to conduct a successful planetary encounter. Read More...

Apple IPO makes instant millionaires, December 12, 1980

  • 12.12.2014

On this day in tech history, Apple launched its IPO (initial public offering) of its stock, selling 4.6 million shares at $22 per share and creating about 300 new millionaires.Read More...


Apollo 17 lands on moon, December 11, 1972

  • 12.11.2014

On this day in tech history, the 11th and final mission of the United States' Apollo program touched down on the moon, set to break several records despite becoming the first in its program to suffer an extraterrestrial “fender bender.” Read More...

Ada Lovelace is born, December 10, 1815

  • 12.10.2014

On this day in tech history, Ada Lovelace, arguably the first computer programmer, was born. Read More...


Mother of COBOL Grace Murray Hopper is born, December 9, 1906

  • 12.09.2014

On this day in tech history, Grace Murray Hopper, a Navy rear admiral and computer scientist who designed the COBOL programming language, was born. Read More...


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