Word: accidentally
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Dates: during 1980-1989
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The aircraft, a Bell 206 JetRanger helicopter with five aboard and a twin- engine de Havilland Otter carrying 20 others, are owned by two of the 40- odd firms that run aerial tours of the canyon. Sightseeing flights are the bane of local environmentalists, who hate the noise, and air...
In an event that came to be called the "well-known accident," Clinton Davisson and his colleague Lester Germer in 1925 inadvertently stumbled on experimental proof of a crucial aspect of quantum theory. Davisson noticed that a stream of electrons beamed at a crystal of pure nickel was diffracted, a...
The Soviets continued to try to link the Chernobyl disaster to the dangers of radiation in a nuclear war. In Cologne, Yevgeni Chazov, a Soviet surgeon and Deputy Health Minister, warned that "the accident proved that medicine will be helpless if even a few nuclear bombs are detonated." Along with...
In Moscow, Soviet officials released new details of the accident. Yevgeni Velikhov, vice president of the Soviet Academy of Sciences, conceded that the 25,000 evacuees from Pripyat, the town nearest the plant, will probably never return to their homes. Velikhov said that while radiation levels have dropped sharply about...
Soviet newspapers last week were full of fresh reports about the Chernobyl accident. A story in Pravda, the Communist Party daily, quoted the eyewitness account of a control-room worker who described hearing two loud explosions and then seeing a fireball rise above the reactor building. Many stories strained to...