The Frankfurt Auto Show was buzzing yesterday with the unveiling of cars with green technology. Auto manufacturers from around the world competed on Tuesday to show off their green machines. The popularity of this green car competition is timely considering the world is facing an environmental challenge.

Earlier today Digg's Kevin Rose leaked the pictures of Tesla S car and the story spread all over the web. Keving Twitted about it but now there is a new development. Tesla called Rose.

Tesla Motors, an automobile startup company focusing on the production of high performance, consumer-oriented electric vehicles, has filed Monday a lawsuit against its rival, Fisker Coachbuild, for stealing design ideas and trade secrets.

Cascade Microtech announced on May 28th that its new Tesla power device characterization system.