engineering

Gears – Bartosz Ciechanowski
Cool gear animations and explanations of how they work.
(tags: animation engineering physics mechanics)
How knitters got knotted in a purity spiral – UnHerd
Yep, knitters. “Purity spiral” is a good name for the runaway effect of only rewarding people who call out others for not being pure enough.
(tags: ethics culture community purity social-justice)