to infinity and beyond!

Birthday, Back Tomorrow

Hey guys my birthday was yesterday (I'm 801 now -- and unkillable) and I'm doing some traveling today. I'll be back tomorrow and super sweet....
August 13, 2018

A Four-Way Tetrahedral Rack Gearset That Works

This is a video of Youtuber Henry Segerman demonstrating the 'mathematical art' four-way tetrahedral rack gearset he designed and had 3-D printed by Shapeways (you can get...
June 29, 2018