Meet the Tesla Semitruck, Elon Musk's Most Electrifying Gamble Yet Subscribe business culture design gear science security transportation photo video backchannel Search business culture design gear science security transportation photo video backchannel Photo Video Backchannel Magazine Wired Insider Get Our Newsletter WIRED’s biggest stories delivered to your inbox. submit Author: Alex Davies Alex Davies transportation 11.16.17 11:29 pm share tweet comment email Elon Musk has always dreamed big, and tonight he showed off his biggest reverie yet: the fully electric Tesla Semi. Powered by a massive battery and capable of hauling 80,000 pounds, it can ramble 500 miles between charges. It’ll even drive itself —on the highway, at least. 1 And Musk promises production will start in 2019. The big rig, which Musk unveiled at SpaceX’s Hawthorne, California headquarters Thursday night, is...