TechnologyA swarm of 3D printed cyclists reveals the best position in the pack As the Tour de France begins, the world’s largest sporting computer simulation shows how riders can get ten times less air resistance than previously thought ¿ìè¶ÌÊÓÆµ
TechnologyHow authors are gaming Amazon’s algorithms with 3000-page books Amazon pays authors in its Kindle Unlimited programme based on the number of pages people read, which is causing some writers to publish incredibly long books ¿ìè¶ÌÊÓÆµ