Without a start date for CVN 82, USS William J. Clinton, thousands of suppliers are worried their production lines will go ...

At least six people are feared dead and nine others have been injured after a tourist submarine identified as Sindbad sank ...

Higher carbon-dioxide levels in the atmosphere change all these things. The gas’s mere presence acidifies seawater. Its ...

Submarines need to operate stealthily and quietly. In some areas, warming waters and changing salinity levels could make that easier.

Submarines need to operate stealthily and quietly. In some areas, warming waters and changing salinity levels could make that ...

All central Florida Atlantic beaches are at a risk for rip currents this week, prompting meteorologists to issue alerts.

The floor of the Calypso Deep − a 5,112-meter-deep trench in the Ionian Sea − holds one of the highest concentrations of ...

A new study analyzed nearly four decades of deep ocean observations to reveal significant cooling and freshening of deep ...

There's a long and contentious history of US interest in the Arctic island, but it seems to have entered a new phase under ...

The U.S. is the biggest nuclear power in Europe, but doubts about Washington’s commitment has leaders questioning their ...

One way or the other,” President Donald Trump told Congress, the United States needs to “get” Greenland, strategically ...

Dozens of companies and academic groups are pitching the same theory: that sinking rocks, nutrients, crop waste or seaweed in ...