DIY Build a tin can steam engine from a 1963 Mechanix Illustrated magazine article (video) Mark Frauenfelder

Science Wearable tails help elderly folks keep their balance Rob Beschizza

art This clock sorts the 43,200 times of day alphabetically Ellsworth Toohey

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robots Watch a desktop "laser factory" fabricate a drone that flies itself right off the machine David Pescovitz

synthesizers Plastic-teeth synthesizer Clive Thompson

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Games Girl Genius, the video game Rob Beschizza