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Message from discussion Black holes not black after all (Forwarded)
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Yousuf Khan  
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 More options May 17, 1:31 am
Newsgroups: sci.astro
From: Yousuf Khan <bbb...@yahoo.com>
Date: Sat, 17 May 2008 01:31:05 -0400
Local: Sat, May 17 2008 1:31 am
Subject: Re: Black holes not black after all (Forwarded)

Andrew Yee wrote:
> An event horizon is the place in the channel where the water begins to
> flow faster than the waves. The scientists sent waves against the current,
> varied the water speed and the wavelength, and filmed the waves with video
> cameras.  Over several months the team painstakingly searched the videos
> for clues. They wanted to see whether the waves show signs of Stephen
> Hawking's famous prediction that the event horizon creates particles and
> anti-particles.

So these scientists used water flowing down a drain from a bathtub to
pretend ... er,... simulate a black hole? I do that quite often too. :-)

        Yousuf Khan


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