Whether to rejuvenate a broken down car or to upgrade and increase the power output, rebuilding an engine is a major job. It takes a great deal of mechanical skill and knowledge to undertake such a ...

PITTSBURGH, June 12, 2026 /PRNewswire/ -- "I wanted to provide manufacturers of motor vehicles, ships and aircraft with an improved means of propulsion," said an inventor, from Owens Cross Roads, Ala.

As co-chief executive of the start-up Prometheus, the Amazon founder is using A.I. to improve how devices ranging from computers to jet engines are made. By Cade Metz Reporting from San Francisco ...