Studies of Light and Shadow | Science News


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Studies of Light and Shadow

Spotlighting dark matter and galaxy formation

9:35am, February 20, 2007

New surveys of the sky are examining the two facets of galaxy formation. One focuses on the glitter. The other examines the gloom. A census of both the light and the dark parts of the cosmos is essential for understanding how today's universe came to be, the scientists say.

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