North America is dripping—with sizable blobs of ... volatile compounds that are weakening the base of the crust. A map of the North American craton—outlined in black—as revealed by seismic ...

Since we were young, we’ve learned that Africa, Antarctica, Asia, Oceania, Europe, North America and South America ... six continents rather than seven. Map of the Northwest Atlantic.

The discovery was possible thanks to a wider project led by Hua to map what lies beneath North America using a high-resolution seismic imaging technique called "full-waveform inversion." ...

North America’s geological core has persisted for ... By analyzing the waves, scientists can reverse engineer a map of Earth’s innards, Hua says. And the researchers sought to conduct this ...

Contrary to the map many of us have in our minds, almost all of South America is farther east than North America. Most of us have a rough map of the world in our minds that we use any time we ...