Seattle just started charging transit riders according to their income.
Falling hotel prices and a strong dollar make Europe and other regions of the world especially affordable this summer.
In an experiment in Australia, white passengers were allowed to ride free much more often than black passengers.
It's still unclear, though, who the automaker is competing with. Uber itself? Transit agencies? Cab companies?
Measured in carbon emissions from transportation.
The future of car safety is keeping people safe outside of cars.
The airline actually says it has one of the "most modern" fleets in the skies
Things more popular than transit on Twitter: the IRS, airlines, and the police
Do American cities need to take on an Olympic Games just to get big things done?
Flying is getting more miserable, but air rage is on the decline.
A cool interactive shows when people head to work across the U.S.
In 1978, more than 1,000 people were killed at rail crossings nationwide, compared to 231 deaths in 2013.
Believe it or not, they're the safest they've ever been.
1 in 4 U.S. need serious repair -- here's where they all are.
Digitally sophisticated "sharing economy" companies could enforce regulation better than government can. Can we trust them to?
1 dot = 1 bridge.
Airfare is falling all over the world -- except in the United States
This is also what your dwindling gas tax dollars are supposed to pay for.
And why people who don't even own a car still pay for it.
A history with deep implications for the potential future of driverless cars.