It turns out that the color of gold can only be explained using special relativity. Another brief article says that if relativity is ignored, gold would be silvery in color.
This isn't a new result but I hadn't heard it before.
(via reddit)
Renewals for Bolivia, Egypt and Greece Point to the Need for Major Reform
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This is what I said more or less at today's CPAC hearing. I hope to have a
summary done when I can, but it will probably be delayed due to travel
commit...
13 hours ago
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