Android and Apple's iOS rule the roost, but a bevy of others gun for the number three slot.
Articles about Mobile OS
True to form, five months after launching its flagship, Samsung has followed it up with a smaller edition.
Apple's in-car system is coming to another vehicle brand from next year.
One of Microsoft's main goals with 'Threshold,' the next major version of Windows, is to win over Windows 7 hold-outs. Here's the latest on Microsoft's plan, according to my sources.
How could it have taken so long for Google to do this? At least their decision to use Knox makes sense, given that it has traction and credibility.
In the mobile market -- at least the higher-volume, lower-cost part of it -- the new Microsoft is looking to make money on services, not operating systems.
It's looking increasingly likely that Microsoft plans to launch its second-generation Android-based Nokia X phones early next week.
A Finnish television station has discovered that one time mobile phone giant Nokia paid millions in Euros to keep essential software for its Symbian operating system from being used to create malware.
Consumer Physics, an Israeli start-up is bringing Star Trek "Tricorder" technology to your mobile devices to open up an entirely new world of chemometrical apps.
Controversial Mozilla CEO Brendan Eich has left the open-source Web company, but its path forward remains unclear and the clock is ticking.
Microsoft officials admit they're contemplating whether to bring Microsoft's Cortana personal digital assistant technology to non-Windows platforms. Are the tradeoffs worth it?
Mozilla has joined the race for India's growing smartphone market.
Microsoft has released a handful of battery life, Miracast and other updates for its Surface Pro 2 and Surface 2 tablets as part of its June Patch Tuesday.
CyanogenMod's M7 update brings password protected apps and Glass support for the CM calculator.
There is a world of operating systems beyond Android and iOS. Will any of them lock down third place? Can any of them give Google or Apple a run for the top spots?
Is it a real thing or paranoia to think that 80 percent of IT administrators fear exposure through mobile devices? It's both a real thing and it requires a healthy dose of paranoia to appropriately fear the coming Internet of Things.