Manchester's bike-share scheme isn't working - because people don't know how to share
There are bikes in the canal, in bins and in back gardens. You wouldn't blame Mobike for taking its remaining bicycles to a better behaved city
Some examples demonstrate how complicated it can be to apply the rules about doping in sport.
Lance Armstrong's drug of choice 'doesn't work' scientists claim
When in 2012 disgraced cyclist Lance Armstrong finally confessed to the most "sophisticated, professionalised and successful" doping programme the world had ever seen, he became sport's ultimate bogeyman.
Cycling: Women on the slow road
Women's cycling has not had the same support as the men's sport. But some determined women are out to change that
Climate change & travel
Most people believe that car and plane use causes climate change, but will they change their behaviour?
Grow your own bike
The problem? The lack of accessible transport throughout Africa. The solution - bamboo bikes
Every year in Great Britain, around 19,000 cyclists are killed or injured in reported road accidents