Under-inflated tires can contribute to an increased stopping distance, decreased grip on the road and poorer gas mileage.

Portable tire inflators have exploded in popularity over the last few years, and they've only gotten smaller, faster, and easier to use. Many are extremely similar to one another, so telling them ...

The U.K. climate group whose members deflated tires on an estimated 40 vehicles in New York City last month recently announced similar actions in cities nationwide. The Tyre Extinguishers, which ...