Podknife - NASA Spacecraft's Census Tallies Millions of Black Holes by 60-Second Space

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NASA Spacecraft's Census Tallies Millions of Black Holes

Podcast |: 60-Second Space
Publisher |: Scientific American
Media Type |: audio
Podknife tags |: Astronomy,; Natural Sciences,; Science & Medicine,; Technology
Categories Via RSS |: Science & Medicine,; Society & Culture,; Technology
Publication Date |: Sep 05, 2012
Episode Duration |: 00:01:16

NASA's infrared WISE spacecraft found about 130 glowing black holes in a small region of space, meaning that at least two million active black holes dot the sky. John Matson reports

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