Considering that sewing is supposedly a relaxing pastime, isn’t it odd that the very first step in the process – threading the sewing needle – is so difficult? That’s exactly what Minnesota inventor, ...
As reported in the December 1960 issue of The Month at Caltech, [William McLellan] walked into [Feynman]’s lab with this tiny marvel that took him 2.5 months of lunch hour breaks to build. Weighing in ...
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