A larger shelf means legal access to more of the ocean floor’s riches: animals, hydrocarbons, and, perhaps most important, ...

While the Gulf of America will be applied to federal references, other nations will not be required to recognize the name.

Trump also renamed Denali, North America’s tallest peak, as Mount McKinley, despite objections from Alaska’s senators.

How do place names get made and then changed? There’s a process. But it involves people as well as bureaucracy, so it’s not ...

While these changes are largely symbolic, they’ve prompted mapmakers and educators to reconsider established labels. Florida ...