In 1951 -TV viewers witnessed the live detonation of an atomic bomb blast, as KTLA in Los Angeles broadcast the explosion of a nuclear device dropped on Frenchman Flats, Nevada.
In 1972 – The first scientific handheld calculator, the famous HP-35, was introduced for $395 by Hewlett-Packard. It was the first handheld calculator to perform logarithmic and trigonometric functions with one keystroke.
In 1985 – Shortly after its founding the November before, the Search for Extraterrestrial Intelligence kicked off. SETI Institute began operations.
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