When it comes to long meetings over Zoom and Google Meet, I often find that I can't sit still. I keep a tin of Crazy Aaron's Thinking Putty at my desk to fiddle with and it helps me focus. It costs ...
A dash of graphene can transform the stretchy goo known as Silly Putty into a pressure sensor able to monitor a human pulse or even track the dainty steps of a small spider 1. The material, dubbed ...
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