A major, 7.4-magnitude earthquake struck in the South Atlantic Ocean on Friday, prompting an alert for a potential tsunami ...

A small tsunami has arrived in Antarctica, and residents of Southern Chile and Southern Argentina are evacuating.

A 7.4 magnitude earthquake struck off the southern coasts of Chile and Argentina on Friday, the United States Geological ...

"It's like trying to spot a fish by looking for ripples in a pond, rather than trying to see the fish itself." ...