How to transform the Paris Metro into pastureland in a couple easy steps.
We still love cheap parking and old commute habits.
It's all about visibility: If one of the most famous monuments in the world can use sustainable energy, why can't everything else?
Before it becomes part of a new eco-district, artists and residents of suburban Aubervilliers stopped to commemorate the history in their midst.
The high-security device also monitors speed, routes, and calories burnt.
With a manhunt still underway, the city's usual bustle has been replaced with a sense of shock and heightened security.
From driverless cars to safety initiatives, it was quite a year for advancements in mobility.
This sofa would really tie an (autopsy) room together.
Two New York architects enamored with Parisian flats convinced Rutherford Stuyvesant to build New York's first apartment building in the late 1860s.
What the French gamely call the "art of insertion" is really a multimodal understanding of streets.
New legislation recognizes that demand for units has spun out of control, as have the fees and price hikes rental agencies charge.
The Louvre Museum especially is overrun by the vermin this year, but 'Ratatouille' may have endeared them to visitors.
A judge's ruling over renovations to La Samaritaine has the city wondering about its future.
Road traffic dropped by 18 percent, and PM-10 pollution dropped by 6 percent.
A rash of crimes against East Asian tourists has forced the French capital to get creative.
The ride-hailing company faces legal challenges across the continent.
A new photo project dreams up a Paris Metro commute for lions, giraffes, and the whole gang.
New animations show centuries of expansion in three global cities.
This week's Chicago L train crash highlights an area of technology where U.S. transit lags behind.