Bands like Duran Duran and rapper Talib Kweli are starting to play concerts in the virtual world. Are rock stars destined to become jerky, stiff-limbed avatars? By Robert Andrews.

Ever since former Everquest and Sim 3 alumni Rod Humble joined Linden Lab, there’s been the expectation that the former Second Life developers might come up with something special. Patterns is ...

NASA's Curiosity rover has recently found rippled rock textures that suggest lakes existed in a region of ancient Mars. Scientists had expected the region to be drier.