Windows 8 gives developers a modern platform and wealth of tools to create rich app experiences that come alive with vibrant, dynamic content.
Windows 8 introduces a beautiful new user interface (UI) designed specifically for touch. From typography to animations, Windows 8 allows you to experience your PC effortlessly and simply.
Windows 8 runs on a variety of form factors limited only by the creativity of an array of hardware partners, and allows you to adapt your app experience dynamically to reflect different screen areas, changes in orientation and different display capabilities, making customization easy and efficient.
Your PC experience is fast and fluid, beautiful, effortless and improves upon the Windows 7 fundamentals like speed, reliability and security.
Windows is re-imagined!
You may aslo want to check out the Windows 8 Developer Preview Guide.