Recent shifts in U.S. trade policy have called free trade into question, threatening over three decades of progress shaped by ...

North America is dripping—with sizable blobs of rock sinking from the underside of the continent, beneath the U.S. Midwest, ...

Even the oldest and most stable of lithospheric structures can’t withstand geologic machinations deep within the Earth.

Greg Grandin’s sweeping history of the new world shows how immutably intertwined the United States is with Latin America.