I learned a surprisingly amount from this page about forces involved in bicycles, from the ride to their construction. Starting from scratch and peppered with interactive animations, it's a treasure that keeps on giving.
(via @Deuf le Magnifique )
#Biking #Bicycle #Cycle #Cycling #Physics #Vulgarisation

I was hanging out at a gathering of #foldies. This ICE (Inspired #Cycle Engineering) #PedalAssist #trike with a giant internal hub came. Apparently, it folds too! 😳

#bikes #PedalPower