Tour the major new features in Blender 2.66
Blender 2.66 was released Thursday, February 21st 2013, and it comes with a load of great new features, improvements, and over 250 bug fixes from previous versions.
Some of the most notable features are Dynamic Topology sculpting, Rigid Body physics simulations, Cycles Hair Strand rendering, Vertex Beveling, and several new modifiers. Beyond these there’s also a huge number usability enhancements to improve your user experience, such as split preferences, MatCap object display, Retina display support for Macbook Pros, and overlapping and transparent toolbars for the 3D viewport.
For a complete list of all new features, improvements, and bug fixes in Blender 2.66 check out the release notes.