TechnologyDriverless cars could force other road users to drive more efficiently Cars controlled by AI drive smoothly and more efficiently, and a computer model suggests the effect spreads to nearby drivers too ¿ìè¶ÌÊÓÆµ
EnvironmentOver 100 cities have made public transport free – others should follow Dozens of cities around the world already provide free public transport for their residents. Many other places should get on board, says Richard WebbComment