Tesla Inc. has a plan to fend off cheaper competition from China with a $25,000 electric car. But first it has to overhaul a 100-year-old manufacturing process pioneered by Henry Ford. The company is ...

Before computers and automation, cars were a lot harder to build, often requiring hard men and brute force to go from raw materials to cool '50s or '60s Chevys sitting on a dealership's lot. Back then ...