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Published daily in Bend, Oregon, by Western Communications, Inc. Copyright 2007.
By Amina Khan / The Bulletin
September 2, 2011
LOS ANGELES — The first dust samples ever retrieved from an asteroid and brought back for study show that a portion of the most common meteorites to hit Earth may have come from a single rocky ancestor out in space, Japanese researchers say.
In a wide-ranging analysis of tiny fragments collected....