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Space Shuttle Endeavour flies for the first time

Brand new American orbiter from NASA's Space Shuttle program was launched for the first time. She was the fifth and final operational shuttle built. The endeavor was made as a replacement for Challenger, which exploded during launch in 1986. The primary goal Endeavor’s first mission was to retrieve a broken Intelsat VI satellite.

Integrated circuit

British radar scientist Geoffrey Dummer presented the idea of the integrated circuit at the Symposium on Progress in Quality Electronic Components in Washington, D.C. Dummer later tried to build such a circuit himself. He was, however, not successful. The idea was first realized by Jack Kilby, a Texas Instruments employee.

American molecular biologist Sidney Altman is born

Sidney Altman is best known as one of the two discoverers of the catalytic properties of RNA in 1982. The catalytic DNA is called the Ribozyme. Its discovery led to the RNA world hypothesis, which suggests that first living organisms used RNA instead of the more stable DNA.

Anniversaries of famous