Some inventions come after long planning and contemplation. Some innovations take place through sheer unpredictability. The Slinky is definitely part of the latter. Richard James, who was a naval ...
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The Slinky became a toy craze in 1945 and has sold millions of pieces. It all started in Philadelphia
Philadelphia Navy Yard mechanical engineer Richard James was experimenting with a torsion spring in 1943 when the coil tumbled from his desk and landed on a stack of books. The spring didn’t just sit ...
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