BBC: Scientists believe crystal found in shipwreck could be a sunstone - mythical Viking navigational aid http://www.youtube.com/watch?v=3dGj9h8ggCc …
Replying to @robertnlee
@robertnlee Also, lice combs.
9:09 AM - 7 Mar 2013
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. Banned in Sweden. SubGenius, Zhuangist, white-hat troll. Defrocked mathematician. Brain problems.