Mozilla to launch Firefox OS phones in July Mozilla, makers of the popular Firefox internet browser, is preparing to challenge Google and Apple's grip on smartphone software. A new Firefox operating system for mobile devices is set for a July release after winning the backing of 13 wireless service providers around the globe, including Spain's Telefonica, China Unicom and America Movil. Mozilla is betting there's room for a software developer-friendly mobile platform alongside Apple's and Google's Android, which together power the majority of mobile devices on the planet. The new software is based on open web standards and is capable of operating on devices with much lower hardware requirements than today's existing crop of smartphones, according to Mozilla. Because the Fir...