As any mountain biker will tell you, the amount of air that's in the tires drastically affects the performance of the bike. Hard, high-pressure tires are good for going fast over level ground, for ...

It can be frustrating when good science gets mixed up with poor communication. As an employee of a tire manufacturer, I have closely monitored the articles regarding nitrogen inflation of tires. Like ...

Anyone who rides a bike would agree that flat or low-pressure tires are a drag. But why fiddle with a pump when the tire can inflate itself? San Francisco-based startup PumpTire has invented just such ...