Battling bias at NIH.
نویسنده
چکیده
Illustration of the black hole in Cygnus X-1, a binary star system 6000 light-years away. A disk of stellar material feeds this black hole, which is 15 times as massive as the Sun but less than 60 kilometers across. As it falls toward the black hole, some of the material gets expelled in two opposite jets. A section highlighting recent research on black holes begins on page 535. For the story behind the cover, go to http://scim.ag/cov6094.
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عنوان ژورنال:
- Science
دوره 337 6094 شماره
صفحات -
تاریخ انتشار 2012