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Há 1 dia · Forty years later, on November 13, 1957, Columbia University physics student Gordon Gould first realized how to make light by stimulated emission through a process of optical amplification. He coined the term LASER for this technology—Light Amplification by Stimulated Emission of Radiation.
Há 1 dia · Sydney Opera House. / -33.85681; 151.21514. The Sydney Opera House is a multi-venue performing arts centre in Sydney, Australia. Located on the foreshore of Sydney Harbour, it is widely regarded as one of the world's most famous and distinctive buildings and a masterpiece of 20th-century architecture.
- 1 March 1959; 64 years ago
- NSW Government
- 20 October 1973; 49 years ago
Há 1 dia · The first artificial object sent into space was the Soviet satellite Sputnik 1, launched on 4 October 1957, which successfully orbited Earth until 4 January the following year. The American probe Explorer 6 , launched in 1959, was the first satellite to image Earth from space.
Há 1 dia · In 1957, Sinatra formed a three-year $3 million contract with ABC to launch The Frank Sinatra Show, featuring himself and guests in 36 half-hour shows. ABC agreed to allow Sinatra's Hobart Productions to keep 60% of the residuals, and bought stock in Sinatra's film production unit, Kent Productions, guaranteeing him $7 million. [456]
Há 1 dia · Liberia's George Weah, the only African recipient, became the first non-European to win the award in 1995, the year that rules of eligibility were changed and the Ballon d'Or was expanded to include all players of any origin, active at European clubs; two years later, Ronaldo of Brazil became the first South American to claim the award, and he still remains the youngest winner ever at 21 years ...
Há 1 dia · The Seven Years' War (1756–1763) was a global conflict involving most of the European great powers, fought primarily in Europe and the Americas. One of the opposing alliances was led by Great Britain and Prussia. The other alliance was led by France, backed by Spain, Saxony, Sweden, and Russia. Related conflicts include the 1754 to 1763 ...
Há 1 dia · Europa. Am 25. März 1957 wird die Europäische Wirtschaftsgemeinschaft mit der Unterzeichnung der Römischen Verträge durch Belgien, Frankreich, Italien, Luxemburg, die Niederlande und die Bundesrepublik Deutschland gegründet, zur Förderung der gemeinsamen Wirtschaftspolitik im Rahmen der europäischen Integration.
