Free the man in the phone! This is Sandra Tsing Loh with the Loh Down on Science. Imagine you’re FaceTiming with your dad. But instead of seeing his face trapped in a two-D screen, his image is free-floating in the air – in three-D! Sounds like a sci-fi movie, right?
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Would you drive across a paper bridge? This is Sandra Tsing Loh with the Loh Down on Science. Engineers in Japan and the United States are intrigued by origami. That’s the Japanese art of paper folding. Picture those paper cranes we made as children. Why would origami interest engineers? Think
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