Discover how to make a miniature air pump for inflating a bicycle inner tube using common materials like a syringe, rubber ...

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 ...

Believe it or not, I have actually read complaints from people on cycling forums where they whine about having to pump up their tires once a month. Presumably these slobs never wash the dishes, either ...

Flat tires have always been an inextricable part of riding—even without the occasional road hazard, tires lose pressure as air diffuses through the sidewall, requiring routine re-inflation. But, one ...

While it's nice to hear that Goodyear is developing self-inflating tires for cars, where does that leave bicycle riders? Still pumping, presumably? Well, not if they're running PumpTires on their ...

In Insert Coin, we look at an exciting new tech project that requires funding before it can hit production. If you'd like to pitch a project, please send us a tip with "Insert Coin" as the subject ...