The series deals with the universal urban problem of bike riders versus drivers.
Redrawn maps of the world's air-transport network could change the way we track disease from city to city.
The country once boasted Africa's largest network. Now much is out of service, thanks to mismanagement and neglect.
A group of entrepreneurs are working on technology that could vastly improve the universally terrible experience of airports.
Tantalizing evidence suggests that yes, air traffic is helping give the atmosphere a fever.
How risky is it to run inside for that cup of coffee without feeding the meter? SpotAgent will figure that out for you.
On the 209th birthday of the first steam engine trip, how the Civil War impeded, then accelerated, the progress of America's trains.
Research has repeatedly shown that crime doesn't necessarily accompany transit, but that lingering fear still threatens new transportation projects.
Oyster-card data reveals both stark patterns in commuting behavior and land use.
A new study highlights the concern women riders have for car traffic.
Here's how to become the most popular person in your 'hood, especially among large, sweaty men.
Young people gather in New York to discuss the future of kids and their bicycles.
They capture the spirit of transit in a way no photo could.
But not exactly in the way you might think.
Air travel congestion can quickly spread from a few cities to a whole network.
In Austin, maps are color-coded by comfort level rather than traffic-engineering standards.
A real-world screening of Speed ended with a small miracle of bureaucratic coordination.
Photo journalist Rebecca Davis captures riders in a voyeuristic style reminiscent of Walker Evans.
Sidecar hopes to compete with Uber by using part-time drivers and letting riders decide what to pay. Will it work?