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On 6 and 9 August 1945, the United States detonated two atomic bombs over the Japanese cities of Hiroshima and Nagasaki. The bombings killed between 129,000 and 226,000 people, most of whom were civilians, and remain the only use of nuclear weapons in an armed conflict. Japan surrendered to the Allies on 15 August, six days after the bombing of ...
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Portland Public Schools is the public school district in Portland, Maine, United States. The district operates eighteen primary and secondary schools. It is the largest and most ethnically diverse school district in Maine, with a student body made up of roughly 49% minorities. The district operates expeditionary learning schools, a vocational ...
Vladimir Vladimirovich Putin (born 7 October 1952) is a Russian politician and former intelligence officer who is the president of Russia.Putin has held continuous positions as president or prime minister since 1999: as prime minister from 1999 to 2000 and from 2008 to 2012, and as president from 2000 to 2008 and since 2012.
Oyster Bay-East Norwich Central School District is a school district headquartered in Oyster Bay hamlet in the town of Oyster Bay, New York on Long Island . The district was created on July 1, 1960, by the action of the voters in the former Oyster Bay and East Norwich School Districts. The district's 13.1 square miles (34 km 2) boundaries ...
Photosynthesis ( / ˌfoʊtəˈsɪnθəsɪs / FOH-tə-SINTH-ə-sis) [1] is a system of biological processes by which photosynthetic organisms, such as most plants, algae, and cyanobacteria, convert light energy, typically from sunlight, into the chemical energy necessary to fuel their activities.
External links. Lists of Primes at the Prime Pages. The Nth Prime Page Nth prime through n=10^12, pi(x) through x=3*10^13, Random prime in same range. Prime Numbers List Full list for prime numbers below 10,000,000,000, partial list for up to 400 digits. Interface to a list of the first 98 million primes (primes less than 2,000,000,000)
Artificial intelligence (AI), in its broadest sense, is intelligence exhibited by machines, particularly computer systems.It is a field of research in computer science that develops and studies methods and software that enable machines to perceive their environment and uses learning and intelligence to take actions that maximize their chances of achieving defined goals.