A new rescuer — Colby College, bankrolled by a construction magnate — will vastly change not just the economics of Port Clyde, Maine, but also its cultural and physical fabric.

© Stacey Cramp for The New York Times

The Silicon Valley company’s ambitions to roll out autonomous cars nationwide have hit political roadblocks in some of the country’s biggest markets.

© Manuel Orbegozo for The New York Times