Add Yahoo as a preferred source to see more of our stories on Google. There aren't many technologies as ubiquitous in cycling as the Presta air valve. So it's surprising that, in the roughly 100 years ...

I know it’s borderline sacrilege around these parts, but I have a few technical problems with Presta valves. Although it seems illogical, keeping bike tires inflated consistently is the last giant ...

Rover Development has launched a Kickstarter campaign for a new NFC-powered pressure sensor that can be integrated with any Presta valve. The PSIcle sensor follows the Tubolito Tubo MTB P-SENS inner ...

There aren’t many technologies as ubiquitous in cycling as the Presta air valve. So it’s surprising that, in the roughly 100 years since its invention, it’s basically never changed. Until now. A new ...