There's a new kind of car on the streets of Pittsburgh. Uber has taken a huge step into the future, unveiling a small fleet of autonomous, self-driving vehicles for the exclusive use of its most loyal customers.

General Motors chief executive Mary Barra came out strongly Tuesday for regulations requiring the retention of steering wheels and foot pedals in self-driving cars. As the largest US automaker pushes into developing autonomous cars and trucks, Barra said keeping the vestigial appendages of traditional human-piloted vehicles is crucial for safety. "We do think we have…

Google announced plans Wednesday to open a Detroit-area technology center for its self-driving car program.

Uber unveiled its first self-driving car on Thursday, announcing it had begun testing an autonomous vehicle on the streets of Pittsburgh, Pennsylvania.