US engineers craft 3D shapes from single sheets to control light and sound path
https://interestingengineering.com/innovation/us-engineers-craft-3d-shapes-from-single-sheets-to-control-light-and-sound-path
https://interestingengineering.com/innovation/us-engineers-craft-3d-shapes-from-single-sheets-to-control-light-and-sound-path
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