Berto’s Amphi-Cycle

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  • 12/18/2012 @ 11:00 pm

This is a low-tech project, so no welding or big machinery is needed. Everyone can use his or her own bicycle and make it amphibious. The conversion time from land to water is not more than 7 minutes; the same for the opposite direction. The design is usable for any... Read more »

Lumia Lunchbox Laser

Back in the 1970s, my friend Wayne Gillis and I used to do light shows at science fiction conventions. We had the usual panoply of overhead, slide, and custom-made projectors, and a single, very expensive, helium-neon laser from Edmund Scientific. Calling ourselves Light Opera, and later, Illuminatus, we performed at... Read more »