The Pentagon says U.S. military forces have boarded a third sanctioned oil tanker in the Indian Ocean after tracking it from the Caribbean Sea in an effort to target illicit oil connected to Venezuela ...

A closer look at Earth’s history shows that melting ice sheets temporarily increased stratification in the Southern Ocean.

A shifting of Earth’s poles, referred to as ‘True Polar Wander,” combined with the sinking of tectonic plates during the Cenozoic Era, altered the planet’s interior, with rising hot mantle material ...

Far beneath the Atlantic Ocean, about 1,000 kilometers off Portugal’s coast, lies a colossal underwater canyon system that ...

India played an important behind-the-scenes role in brokering the U.K.-Mauritius deal over the Chagos Archipelago. Trump has now criticized that deal.

A massive 37-million-year-old underwater canyon reveals the fossil trace of an ancient Atlantic tectonic boundary.

History was unmade last year, as engineers began the massive project of ripping the first-ever transoceanic fiber-optic cable from the ocean floor. Just don’t mention sharks.

Climate change shaped species along the Wallace Line, revealing how past shifts guide today’s biodiversity and conservation ...

In northeast Ethiopia, the rift shoved continental plates apart by 25 feet in just a few days, completely shocking ...

OCEAN CITY — After hours of impassioned comments, City Council voted 6-1 Thursday against a resolution asking the Planning Board to consider naming the former Wonderland Pier as an area in need of ...