151 by oedmarap | 59 comments on Hacker News.
New top story on Hacker News: Magnetic Bearings Might Keep Motor Spinning for Millennia
Magnetic Bearings Might Keep Motor Spinning for Millennia
151 by oedmarap | 59 comments on Hacker News.
151 by oedmarap | 59 comments on Hacker News.
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