Epic releases the Unreal Engine
Epic has released the Unreal Development kit, a version of their Unreal Engine, for everyone to use with the hopes of some genuinely creative, cutting-edge games emerging from a more democratized process. The Unreal Engine, as you may be aware, formed the basis for numerous awesome games, including BioShock and Gears of War. Download here, and use responsibly.
Hat tip, Fahey.