Candy bars heading for the space station can hitch a ride on the European Space Agency's unmanned Automated Transfer Vehicle. But how much energy does it take to get one candy bar into orbit?
via Wired Top Stories http://feeds.wired.com/~r/wired/index/~3/diMkgAclqOo/
via Wired Top Stories http://feeds.wired.com/~r/wired/index/~3/diMkgAclqOo/
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