Self-driving cars are everywhere in San Francisco. An anonymous group is surreptitiously placing orange traffic cones on the driverless cars, confusing their sensors and rendering them inoperable.

Self-driving cars are everywhere in San Francisco. Some opponents are fighting back by using traffic cones to disable the robo-taxis. Driverless cars now roam San Francisco any time of day or night, ...

San Francisco activists have taken things into their own hands by blocking self-driving taxis using a simple technique: placing traffic cones on the hoods of the vehicles. The 'Week of Cone' ...

Driverless cars now roam San Francisco around the clock, but it's been a bumpy road the last few weeks. One issue is that street activists have figured out how to immobilize these robotaxis in a ...

Driverless cars now roam San Francisco any time of day or night, picking up passengers like taxis. But it's been a bumpy road the last few weeks. One issue - street activists who have figured out how ...