Recent Posts

The Senseless Ambiguity of North American Turn Signals

Turn signals. They’re a good invention. Use them. Every motor vehicle legal for road use has to have a certain number of exterior lights and indicators to be considered roadworthy. This is practically a worldwide truth, and for good reason. Putting our fragile meat bags into metal boxes capable of …

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GE’s bizarre early attempt at a CFL

This video will be a little… different. This is a wonderfully earnest device made by General Electric, and I use the word earnest because it’s clearly a neat idea, but a far from perfect, and to be honest, weird idea. This is the GE Circlite energy saving lamp from 1991. …

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Why This 3D Light Printer Is a HUGE Game Changer

By just using rays of light, this new 3D printer “sculpts” objects all at once, making it one of the first designs of its kind. This latest method coming from UC Berkeley and Lawrence Livermore National Lab is called Computed Axial Lithography, or CAL for short. It uses a newer …

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The LED Traffic Light and the Danger of

Well you seemed to like the jacket, so… I’ll keep it. I have a bit of a fascination with stop lights (or traffic lights, if you prefer). They boil down to remarkably simple devices, little more than indicators, but thanks to driver’s education and the magic of the human brain, …

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LED Experiments: Making Holiday Lights Less Garish

It’s time for things to get a little more… festive around here. Ha ha, yes! Excellent. Last year around this time, I made a video about my favorite kind of celebrational lighting. These twinkling fairy lights are a delightful sight to behold, and the effect of every fifth bulb softly …

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