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February 14, 2014 10:32 am PST
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/m2qlsyLhNqk/story01.htm
The same stuff used to paint caves will now orbit theSun
Burnt bone charcoal was once used as a pigment by ancient cave painters. In 2017, the same material will go to space, as part of the heat shield on the European Space Agency's new solar orbiter.Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/m2qlsyLhNqk/story01.htm
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