For Americans planning cruise ship vacations this spring or summer, there could be reason to worry about more than rough seas ...

From Trump's flirtation with renaming the Persian Gulf to the reignited conflict in Kashmir, these are some of the territorial disputes around the world.

A land or body of water can hold diverse meanings. The Persian Gulf, for example, is a vital waterway for global oil ...

Located in the northern Sinai Desert, the site is shedding new light on defensive structures built to protect Egypt's eastern borders ...

The mundane-looking objects revealed the story of when disaster struck an ancient Roman city, the reconstruction efforts and its lingering consequences. Archaeologists began excavating a canal in ...

In shallow coastal waters around the world, mud and other fine-grained sediments such as clay and silt form critical blue ...