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The top documents tagged [science trace]
International Year of Astronomy 2009 (IYA) World-wide celebration of astronomy, its contribution to society and culture 400 th anniversary of first use
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LIVE INTERACTIVE LEARNING @ YOUR DESKTOP November 12, 2009 6:30p.m. – 8:00p.m. Eastern Time NASA/NSTA Web Seminar Series How Telescopes Have Changed Our
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NASA/NSTA Web Seminar Series How Telescopes Have Changed Our View of the Universe A Century of Cosmic Surprises Presenter: Dr. James Lochner Tuesday, December
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