Microsoft is turning 50, and nothing has defined the tech giant more than Windows. Like you, we've loved some versions of the desktop OS, and others...not so much.

PCMag has covered Microsoft's Windows operating system from its first iteration ... 1989 issue's face-off of GUI competitors, including DeskMate, GEM (possibly the highest-profile of the lot ...

IBM needed an operating system to power the IBM PC ... companies like Digital Research (GEM), Tandy (DeskMate) and others were adding graphical user interface shells to MS-DOS, moving beyond ...

KUKA said iiQKA.OS2 operating system combines the best of two worlds to meet important automation requirements.

What was Microsoft’s best Windows operating system of all time? If you’re like us, you have…opinions. Even if you’re not the type to parse through all of the little details that separated ...

As technology advances and security concerns grow, the need to rethink how we design and implement computing systems has ...

Apple has been relying on an annual release cycle for iOS for years. The new operating system is always presented to the public in the summer: at the Worldwide Developers Conference (WWDC), which ...

Check out these unique alternative operating systems you can install on your computer, from the sublime to nostalgic to the bizarre. While there are no absolute definitive answers here ...