Tesla's long-promised Roadster demo has slipped to August, with its wild SpaceX thruster system still unproven on a public ...

Tesla has pushed its planned Roadster public demo to August or later as SpaceX cold gas thruster system needs more work, marking yet another delay for the 2017 prototype.

Tesla will supposedly demonstrate how its cold gas thruster system works in the Tesla Roadster in "August or later." How many ...

But no April announcement seemed forthcoming, and at the end of April, Musk said on an earnings call that he hoped it would ...