Should bike advocates embrace anthropological methods to get their messages across? Bicycle tours in and about Washington—circa 1896 San Francisco’s BART rail system—often called a sister system to D.C.’s Metro—is experimenting with allowing bikes on trains during peak hours. Bikes typically aren’t allowed during rush hour, but this trial run could lead to more flexible rules for bikes. If you don’t understand the logic behind the N+1 rule of bike ownership, the Bangor Daily News has an explainer for you. An ode to the wrench Photo by Flickr user Felkerino. Join our Flickr pool!