Seismic mapping of North America has revealed that an ancient slab of crust buried beneath the Midwest is causing the crust above it to "drip" and suck down rocks from across the continent.

And yet Connecticut—along with much of the rest of eastern North America—holds important clues about Earth’s history. This region, which geologists call the eastern North American margin ...

“That they reached Fiji directly from North America seems crazy,” study co-author Jimmy McGuire, a biologist at the University of California, Berkeley, says in a statement. “But alternative ...

The United States of America isn't short on symbols that evoke ... nature—whether it's herding the American bison on the North Dakota and Kansas state seals or scattering flowers like the ...