Africa is undergoing a gradual geological transformation, with tectonic forces slowly pulling the continent apart. This ...

But sometime in the very distant future, there may be a new guest: a sixth ocean. As a result of movement from the East ...

At the top of the world, there is a sea—the remains of one, at least. The summit rocks of Mount Everest, the highest ...

New study reveals that Earth's inner core is undergoing unexpected structural changes, challenging long-held assumptions ...

The tectonic ... process has been going on for millions of years, but a major event took place in 2005 when a 35-mile-long rift opened in Ethiopia’s desert catapulted it into public view as a tangible ...

Experts say portions of the continent are pulling apart, creating the possibility that the Horn of Africa will become an island.

The continent’s landscape is evolving as large tectonic plates shift. Eventually, the Eastern countries will separate from ...

This process has continued under successive governments. Yet, Congress and its allies—now making an issue of these deportations—were conspicuously silent when the same occurred under their rule.

Concern that President Trump and President Vladimir V. Putin of Russia might sideline Ukraine in discussions to end the war also appeared to bubble up at a NATO meeting in Brussels. The centuries ...

Karen DeYoung is associate editor and senior national security correspondent for The Washington Post. In more than three decades at the paper, she has served as bureau chief in Latin America and ...