Perpetual motion machines, George Hamilton and the Furutech DeMag CD and DVD demagnetizer all share one thing in common: they perform no useful function. The $2,900 DeMag claims to get rid of magnetic ...
The top five manufacturers of high-temperature superconductors hold over 95% of the global market. These companies are: Sumitomo, American Superconductor (AMSC), Furukawa, Fujikura and SuNam. There ...
Magnetics specialist Goudsmit has developed a mobile system that can demagnetize on location. For such situations, the system essentially replaces the tunnel with 100 to 200 meters of cable, wound on ...
Remember the Furutech DeMag demagnitizer for your CDs and DVDs? It claimed to get rid of “resolution-sapping magnetic interference” from your optical discs, which we called total bullshit to back in ...
If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...
Affleck, J., Geophys., 23 No. 4 (Oct. 1958). Hendersson, R. G., and Zietz, J., Geophys., 21, No. 3 (July 1956). Jeans, J., The Mathematical Theory of Electricity and ...
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