USA TODAY interviewed experts about what is happening in the world, and how it should be described. Here’s what they said.

As rusting war-era ships decay on the seafloor, their toxic cargoes pose an urgent but often overlooked environmental risk.

The Pratt and Whitney R-2800 Double Wasp was a powerhouse of aviation during World War II, and its legacy still resonates today. This remarkable engine, designed for durability and versatility, ...