A closer look at what's been called "one of the transportation safety field's greatest success stories."
The humble traffic signal is gaining some new responsibilities.
It may sound obvious, but it's a big problem in cities across the country.
We should investigate the many ways hackers could disrupt self-driving cars before we begin deploying them.
More cities are trying to make crossing the street less deadly by handing out low-tech flags. But does this just make walkers seem weird?
In every urban demographic group in our State of City poll, the majority commuted by car.
Navigation apps are transforming the way we experience urban environments, for better and for worse.
A roundup of the best stories on cities and urbanism we've come across in the last seven days.
In New York, smart street design helped the city have its safety and its speed, too.
Every day, the Women's National Cycling Team of Afghanistan faces ridicule and threats. And still they ride—with their eyes on the 2020 Olympics.
So why don't cities and transit agencies take more advantage of it?
It's not anti-transit or anti-rail driving the skepticism; it's anti-bad rail transit.
Get ready for the dashboard selfie.
The second phase of Moynihan Station is nearly funded.
Why you shouldn't let inexperienced cyclists get under your skin.
In San Francisco, unlike with taxis, people rarely wait more than 10 minutes for a ride service.
But whether America's cargo capital can support a real urban center remains to be seen.
Chinese scientists say super-fast submarine technology could achieve torpedo speeds for passengers. File this one under fascinating but unlikely.