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SpaceRef - Space News and Reference
Описание: SpaceRef is a space news and reference site. This includes space exploration and missions, a space calendar of events, interactive space news and a space directory and search engine.
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Notes, news and links on destructive forces of the universe from volcanoes, tsunamis, plagues and nuclear weapons on Earth to stars collapsing and exploding into ...
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The No. 1 news source for space weather and earth science. We cover all breaking news and research in the area of earthquakes, volcanoes, solar flares, comets ...
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Watch and Play model of Solar System Planets and Constellations moving over the Night Sky.
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Comprehensive source of information about the principal society serving the aerospace profession. Also includes news, programs, events, publications, career ...
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A resource page for Educational Technology
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Offers online certification courses to colleges and universities. Includes course catalog, costs, registration information.
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