The fast expansion of Waymo’s driverless car service is growing competition for Uber. The companies are also partners.

Uber stock is lower Wednesday as the ride-hailing firm's soft first-quarter outlook offsets its strong fourth-quarter results ...

Waymo’s robot taxis will soon don the Uber logo. The ride-hailing giant now has 15 autonomous vehicle partnerships, from Waymo to international companies like WeRide and autonomous food delivery ...