Science Friday Published by Science Friday Reinventing How City Dwellers Get Around Listen Queue Download this audio Want to embed this player? Use the code below. More info. <iframe frameborder="0" scrolling="no" height="130" width="100%" src="https://www.wnyc.org/widgets/ondemand_player/wnyc/#file=/audio/json/381277/&share=1"></iframe> Share on Facebook Share on Twitter Email a Friend Portland, Oregon, is a hotbed for transit innovation. Will other cities catch on?