In 1802, Norwegian mathematician Niels Henrik Abel was born. Niels Abel proved the impossibility of solving algebraically the general equation of the fifth degree. Learn more at http://en.wikipedia.org/wiki/Niels_Henrik_Abel

In 1922, all thirteen million telephones in the United States and Canada went silent for one minute. This was to honor Alexander Graham Bell as his funeral began. The inventor of the telephone, telegraph and nearly thirty other inventions passed away on August 2, 1922.

In 1977, Tandy Corporation announced the TRS-80 Model I microcomputer. The TRS-80 was the first mass-produced desktop computer. It was based on the Z-80 8-bit microprocessor and featured 4KB RAM. a 12-inch video display, and a cassette-based data recorder. The computer uses the TRSDOS and

In 1932, the positron was discovered by Carl D. Anderson. The positron has the same mass as an electron but the opposite charge. This differs from a proton that has an opposite charge from an electron, the same as a positron, but not the same

In 1818, Maria Mitchell, America’s first woman astronomer, was born. In 1847, she discovered a comet now known as “Miss Mitchell’s Comet”. She later became the first woman member of the American Academy of Arts and Sciences and the Association for the Advancement of Science.

In 1980, 
Radio Shack introduced the TRS-80 Pocket Computer. Manufactured by Sharp, the PC-1 featured a twenty-four character display, a QWERTY keyboard and 1.9 KB of programmable memory, all for $230. Learn more at http://oldcomputers.net/trs80pc1.html. In 1964, NASA’s space probe Ranger 7 transmitted the first