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tunguska
Title: tunguska
Category: Science & Technology
Details: Words: 2015 | Pages: 8.6 (approximately 235 words/page)
tunguska
In Brief:
At 7:17 AM on the morning of June 30, 1908, a mysterious explosion occurred in the skies over Siberia. It was caused by the impact and breakup of a large meteorite, at an altitude roughly six kilometers in the atmosphere. Realistic pictures of the even t are unavailable. However, Russian scientists collected eyewitness accounts of the event. I believe that we now know enough about large impacts to "decode" the subjective descriptions of the witnesses and …showed first 75 words of 2015 total…
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…showed last 75 words of 2015 total…asteroid impact-explosions, and more chance to have warn ing about impending impacts.
For further information:
Chyba, C., P. Thomas, and K. Zahnle 1993. "The 1908 Tunguska Explosion: Atmospheric Disruption of a Stony Asteroid". Nature 361, p. 40-44. (Calculation of size of the bolide.)
Gallant, Roy A. 1994 "Journey to Tunguska". Sky and Telescope, June, 38-43. (Description of a modern journey to the site, with photographs.)
Krinov, E. L. 1966 Giant Meteorites (London: Pergamon Press). (Description of the site and interviews with witnesses).
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