You can’t reinvent the wheel, it is often said. To which researchers from Seoul National University, Harvard University, and Hankook Tire and Technology Co. go, “hold my beer.” This origami wheel has ...

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Paper cranes are great, but they've got nothing on this work of origami: a donut-shaped, laser cut piece of folded paper that can be compressed without sacrificing the hole in the center. Bin Liu at ...