These companies could be to self-driving trucks and tractors what Tesla is to cars

If driverless cars make you nervous, what’s next might give you a panic attack. Autonomous

trucks are on the way — including 18-wheelers.

Self-driving versions of these big trucks are actually already on the road. Drivers on Interstate 45 between Dallas and Houston now regularly encounter the autonomous trucks that Paccar

PCAR and Volvo VLVLY are testing.