Author of children's books Chris Van Allsburg (right) and NASA engineer Jennifer Keyes (center) speak with Digital Learning Network host Rachael Manzer during a live videoconference on Nov. 16 at Langley Research Center. Photo by Jeff Caplan. (nasa.gov)
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Imagen subida por BOB81 el Jul 15, 2008.
Derechos de autor: Public Domain/NASA photo http://www.nasa... http://www.nasa...