The results are mixed at best. Elon Musk makes bold claim about Waymo's autonomous technology as Tesla robotaxi lags behind: ...

Ross Gerber is pushing back against a partnership between rideshare service Uber Technologies Inc. and automaker Lucid Group ...

The EV maker is partnering with Uber and self-driving car startup Nuro to deploy thousands of autonomous robotaxis over the ...

The stock's massive declines prompted the recently announced proposal. Then, a huge announcement sent shares soaring.