A Social Network for Google Earth?

A 3D Social Virtual World

Arizona State University's students have the opportunity to test a new product "that will be publicly launched later this year". The invitation page mentions that the product is developed by "a major Internet company" and there are hints that the application is related to social networking, 3D modeling and video games.
via: Google developing Second Life killer - TECH.BLORGE.com
related: MacRumors
Future Boy: Google moves into virtual worlds - May. 12, 2006