AERODYNAMICS have preoccupied bicycle designers since the early part of this century. The most advanced bicycles today are deployed in track racing. The recently unveiled SB II, or Superbike II, has a ...

Following is a transcript of the video. These e-bikes are made from repurposed parts. They look far from your everyday e-bike. Meet Jarrett Carter. His rat rod-style bikes are a hit on Instagram.

These elements are all still part of the modern bicycle. It can be argued that the bicycle has brought more social mobility to more people than any other form of transport and is perhaps ready to ...