Bumpy frame, smooth air: Is this the next big thing in bike aerodynamics?

When Australian sprinter Matthew Glaetzer took to the velodrome at the Rio Olympics he did so on a bike with a difference. On the front of his seatpost were a series of ridges designed to keep air flow close to the bike, and away from his legs. Few, if any, noticed the novel design, but … Continue reading Bumpy frame, smooth air: Is this the next big thing in bike aerodynamics?