Cerulean Spark (ceruleanspark)'s status on Saturday, 01-Nov-14 08:24:20 UTC
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@metaltao you actually get all sorts of interesting optical phenomena when you have an unrestricted view of the horizon http://en.m.wikipedia.org/wiki/Green_flash
@metaltao you actually get all sorts of interesting optical phenomena when you have an unrestricted view of the horizon http://en.m.wikipedia.org/wiki/Green_flash