In a first, scientists took the temperature of a sonic black hole
Lab experiments characterize a phenomenon predicted by cosmologist Stephen Hawking

NOT BLACK Stephen Hawking first proposed that black holes (illustrated) aren’t fully black, but emit a faint haze of particles that came to be known as Hawking radiation. Now scientists have measured the radiation’s temperature in a lab analog of a black hole.
NASA’s Goddard Space Flight Center; Background: DPAC/Gaia/ESA
This article is only available to Science News subscribers.
Subscribers, enter your e-mail address to access our archives.
