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A 3D-Printed Squeezable Ping-Pong Ball That Won't Dent

Even if you've got the table, some choice paddles, and enough room to play, a game of ping-pong can still be undone if you can't find a tiny plastic ball that isn't dented. Table tennis balls are notoriously easy to damage, rendering them useless to play with, which is what inspired Philipp Günther to create the… » 6/11/14 9:20am 6/11/14 9:20am