Science Friday Published by Science Friday Hr1: News Roundup, Snap Spectacles, Connected Cars, Way Things Work Listen 47 min 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/668318/&share=1"></iframe> Share on Facebook Share on Twitter Email a Friend Connected cars tap into vehicle sensors to read road signs, determine traffic patterns, and find open parking spaces. Plus, artist David Macaulay on the art of explaining science in pictures.