Crosswalks and signals are supposed to make walkers safe as they step off the curb, but a tragic example from New York City last month shows that pedestrian infrastructure just isn’t enough when it’s ...

This is the sixth article in our series, Moving the Masses, about managing the flow of crowds of individuals, be they drivers or pedestrians, shoppers or commuters, birds or ants. A major issue for ...

Bike lanes are great, but they can’t protect cyclists riding through busy intersections, where 38% of all cyclist fatalities occurred in 2013, according to the U.S. Department of Transportation. In ...