The Shirley Highway in Northern Virginia, which gradually opened its once-exclusive bus lanes to cars. Credit: Aaron Landry on Flickr This is your first of three free stories this month. Become a free ...

Most of us would probably say the Metropolitan Transportation Authority is hopelessly stuck in its ways. But through the years, the agency has shown a notable weakness for new-fangled things. One ...

This looks like a perfectly normal bus, but it's actually an electric bus that used to run on diesel fuel. Portland's TriMet had it converted at a cost less than buying new. (Photo courtesy TriMet) ...

Transitioning to an electric bus fleet is surprisingly complex. The City of Honolulu is using network design software to ...