March 30, 2017 05:15 am PDT
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/EoTVea1U5K0/watch-these-tops-spin-at-12000.html
Watch these tops spin at 12000 rpm despite high centers of gravity
YouTuber Latheman fired up his lathe and made these tops with the weight at the top. It's remarkable how long they can spin on a surface like glass or tile. (more…)
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/EoTVea1U5K0/watch-these-tops-spin-at-12000.html
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