Tales of the UnexplainedFlying saucers. Big Cats. Men in Black. Satan walking the Earth. Derek Acorah, also walking the Earth...
Tell us your stories of the supernatural. WoooOOOooOO!
suggestion by Kaol
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chthonic, Thu 3 Jul 2008, 10:03)
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It's called "nacreous cloud"... after the name for mother-of-pearl.
It happens when you get tiny ice crystals roughly the same size as the wavelength of light, very high up.
(, Mon 7 Jul 2008, 13:29, Reply)
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