The Tesla Semi is arriving at a moment when freight margins are thin, diesel costs are volatile, and regulators are ...

The first U.S. trucking manufacturer to make diesel engines standard across its line was Kenworth, all the way back in 1933. Fast-forward nearly a century, and the much-anticipated electric big rig ...

Lars Moravy, Tesla’s vice president of vehicle engineering, said at an event on Saturday in California for the company’s investors that it had been considering a smaller truck for some time. Tesla has ...