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Uploaded on Jan 31, 2012
During a press briefing, Scientists discussed new findings by NASA's Interstellar Boundary Explorer, or IBEX spacecraft which are helping fill holes in our knowledge about the matter found between the stars in our Milky Way galaxy. IBEX, whose primary focus has been the interaction between our solar system and what lies beyond, has directly sampled multiple heavy elements within this interstellar medium, the same materials of which stars, planets -- even people, are made.