Idea Lab’s Bill Gross recently tweeted this photo, showing what one of Google’s self-driving cars sees when it attempts to make a left turn at a junction.
Children growing up in Manhattan’s low-income communities are at significantly higher risk of being seriously injured or killed in traffic than their neighbors in wealthier districts, a new study from Transportation Alternatives finds [PDF]. Intersections near public housing appear to be particularly dangerous for children trying to cross the street.
This infographic explains what happens that makes freeways suddenly come to a stop. It also explains what the funnel effect is.