These are great days for makers. Affordable 3-D printers and CNC mills are popping up everywhere, opening up new worlds of production to wide ranges of designers. However, one major tool still hasn’t ...

While some decent lasers are out there for under $400 USD, they tend to be a little small. What if you wanted something a little nicer but didn’t want to jump to the $2,000 category? The answer for ...

It sure sounds like “laser speckle imaging” is the sort of thing you’d need grant money to experiment with, but as [anfractuosity] recently demonstrated, you can get some very impressive results with ...

This is a wacky little project. Basically you train a webcam to follow a spot on a piece of paper. Then you set “hotspots” on the image and assign commands to each hotspot. When you aim at the spot ...

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