Behold! The World’s Tiniest 3-D Jigsaw Puzzle

Puzzle pieces the size of sand grains have debuted at the Karlsruhe Institute of Technology. These puzzle pieces haven’t been designed to frustrated jigsaw puzzle lovers, but to demonstrate a new process for reducing the size of injection molds. It may sound esoteric, but it’s a precise process used on making things from jet engine parts to Lego bricks. Read more

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    This is sweet!! i want one
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    Behold! The World’s Tiniest 3-D Jigsaw Puzzle Puzzle pieces the size of sand grains have debuted at the Karlsruhe...
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