Chances are, you've already picked a side—but is it the best choice? Let's compare Apple and Google's mobile operating ...

Whether you have privacy concerns or you just want to freely tinker, these are our favorite alternatives to stock Android.

After decades on Linux, FreeBSD finally gave me a reason to switch operating systems ...

Various versions of Microsoft's Windows operating system have existed since the 1980s. While the operating system got its start on personal computers, today, versions of Windows are available for a ...

The computer's master control program. When a computer is turned on, a small "boot program" loads the operating system. Although additional system modules may be loaded as needed, the main part, known ...

Everything you do on your computer is the direct result of hardware and software working together. The hardware provides the raw power and functionality that enables the computer to work, and the ...

What are open-source operating systems? Underpinning an operating system, for example Windows on your PC or Android on your phone, is many, many lines of code. Allowing anyone to inspect the source ...

Today’s operating systems are more sophisticated and feature-rich than ever before, which makes them substantially more useful to the enterprise but also adds to security vulnerability—unless the ...

Today’s operating systems are conceptually upside-down. They developed the hard way, gradually struggling upwards from the machinery (processors, memory, disks and displays) toward the user. In the ...