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Get ready for windows that never break with translucent concrete. A German design firm has created load-bearing concrete containing optical fibers, allowing light and color to pass through to the other side (the shadowy hand is what you can see through the concrete in direct light). The result is that you can live inside a sunlit dome and still be protected when the space invaders come and drop those dangerous light thingies on your head. Click through for more transluscent concrete, and some transparent aluminum too. More »
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