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Secrets of the universe

Using the Hubble Space Telescope, scientists have created the first map of dark matter, the invisible scaffolding that helped galaxies and stars form in the early universe

By J.M. Berger
Globe Correspondent / January 15, 2007

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If you drove into a wall made of dark matter, you wouldn't crack a headlight or inflate an airbag. You wouldn't even know it happened. (Full article: 1040 words)

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