Researchers have developed an automatic drawing machine that uses pens and pencils to draw metamaterials -- artificially engineered composite materials that derive their properties from patterned ...
Earlier this year, I tried out a bunch of digitizing products like Livescribe’s line of Smartpens and the Moleskine smart writing set. Equipped with camera-barrelled pens and special dotted tracking ...
Stepper motors are great for projects that require accurate control of motion. 3D printers, CNC machines and plotters are often built using these useful devices. [InventorArtist] built a stepper-based ...
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