BUENOS AIRES, Argentina (AP) — A major, preliminary magnitude 7.5 earthquake struck in the South Atlantic Ocean late Thursday, the United States Geological Survey reported. The U.S. National Oceanic ...

BUENOS AIRES, Argentina (AP) — A major, preliminary magnitude 7.5 earthquake struck in the South Atlantic Ocean late Thursday, the United States Geological Survey reported, prompting Chilean ...

In this week's column, geologist and earthquake expert Lori Dengler addresses "the two greatest tsunamis to hit both coasts of the Atlantic" in the wake of World Tsunami Awareness Day.

The Atlantic Meridional Overturning Circulation (AMOC) is an enormous loop of ocean current in the Atlantic Ocean that carries warmer waters north and colder waters south, helping to regulate the ...

SAN JUAN, Puerto Rico (AP) — A 6.5 magnitude earthquake struck Monday in open waters in the Atlantic Ocean and was felt throughout the eastern Caribbean, officials said. The quake occurred about 100 ...

Since 2011, a monstrous structure has taken shape in the Atlantic Ocean almost every year, sprawling from the West African coast to the Gulf of Mexico. It’s the Great Atlantic Sargassum Belt—a ...