Windows 10

Microsoft just announced the newest version of Windows. It's called Windows 10. Yes, Microsoft has decided to skip a digit in search of the perfect name. More importantly, Windows 10 will be a single operating system that finally spans all of Microsoft's Windows powered devices, from desktops and laptops all the way through to tablets and phones. "Windows 10 will be our most comprehensive platform ever," says Windows boss Terry Myerson.

Download Windows 10 Tech Preview from here: