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News From the Field
Astronomers Report Dark Matter "Halos" May Contain Stars, Disprove Other Theories

October 24, 2012

 Bo÷tes field, in infrared light Could it be that dark matter "halos"--the huge, invisible cocoons of mass that envelop entire galaxies and account for most of the matter in the universe--aren't completely dark after all but contain a small number of stars? Astronomers from University of California, Los Angeles, University of California, Irvine, and elsewhere make a case for that in the Oct. 25 issue of the journal Nature. Full Story

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University of California, Los Angeles

The National Science Foundation (NSF) is an independent federal agency that supports fundamental research and education across all fields of science and engineering. In fiscal year (FY) 2014, its budget is $7.2 billion. NSF funds reach all 50 states through grants to nearly 2,000 colleges, universities and other institutions. Each year, NSF receives about 50,000 competitive requests for funding, and makes about 11,500 new funding awards. NSF also awards about $593 million in professional and service contracts yearly.

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