June 20, 2015, 7am PDT
Key to explaining the popularity of biking in Copenhagen is its cultural attitude, which is also based on sound cost-benefit analysis. Until Americans change how they value transport modes, protected bike lanes may be elusive.
August 26, 2013, 7am PDT
A study of Seattle's bike lanes and small businesses shows that bike lanes strengthen local business sales.
December 24, 2012, 1pm PST
Sarah Goodyear reports on how Britain's 'Cycle to Work' scheme has decreased carbon dioxide emissions, and transformed the lives of individuals such as Toby Field.
December 22, 2012, 1pm PST
The physical benefits of cycling are well known, but researchers are just beginning to understand how riding a bike benefits our brains, writes Simon Usborne.