Wednesday, January 05, 2005

The Walls Have Eyes

More accurately, the walls can now display messages for your eyes. The Royal College of Art in England has come up with a process using thermochromic ink is mixed with concrete to create signs that can be changed at will. Nickel chromium wires set beneath the concrete surface are used to heat selected areas of the wall to create characters or graphics. I can just picture Times Square in ten years using this.


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