Differential gears explained, 1930s style

A surprisingly compelling explanation of differential gearing from the 1930s. Fast Forward to 1:50 if you want to skip the introduction…jump to 8:50 for the acrobatics!

If you learned something from Sciencebase, enjoyed a song, snap, or the science, please consider leaving a tip to cover costs. The site no longer runs Google ads or similar systems, so your visit is untainted.