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FreeRangeRadical They're not tri-bar test patterns. They're advertisements to aliens to let them know that our planet is for sale.
"Needs a little paint and some TLC".
(My people will come to take me home!)
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.
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