Self-driving car being tested

Where are all the driverless cars?

Firms testing self-driving cars have slowed their programs, and did not beat a path to the door of the California DMV, which on April 2 was to begin issuing permits for testing on the state's roads. Berkeley transportation engineer Steve Shladover says that's because those companies are still trying to work out some challenging wrinkles.

Topics: Berkeley Engineering in the News, Transportation