There are 640 muscles in the human body, or maybe it is 639. Or maybe it is 850. Or 656. It all depends on whom you ask. In any case, it is a lot. Stanford bioengineer Scott Delp knows; he has ...

Despite this, there are already successful businesses using OpenSim as a platform, including commercial virtual worlds like InWorldz and Kitely. The software is currently being used to power around ...