We've mapped the Moon more thoroughly than our own ocean floor, but a leap forward has come with NASA's SWOT satellite. Using ...

On the 113th anniversary of the sinking of the R.M.S. Titanic, National Geographic is set to unveil what it calls an unprecedented look at history's most infamous maritime disaster.

It's impossible to be in the dark about the scourge of microplastics, but new light has been shone on how they end up in the deep sea: underwater avalanches.

The Trench was the follow-up to the surprise hit, The Meg, and its poor reviews indicate that critics didn't realize what ...

A new deal between the UK's Ultra Maritime and US dronemaker Anduril will create a state-of-the art undersea drone system ...

Looking for the best underwater games you can play? We've rounded up 10 of them right here, from the realistic to the utterly ...

A U.K. startup wants to be the SpaceX of the deep sea, and hopes to establish a permanent human residence on the ocean floor ...

Suspicious Russian tankers keep slashing Europe’s internet and power cables. It’s not an act of war … but someday it might be ...

As part of Russia’s shadow war on Europe, it has turned to sabotage of undersea infrastructure, such as power and ...

The U.K.'s Defense Ministry also received credible intelligence suggesting that superyachts owned by Russian oligarchs could ...

Environmentalists who filmed deep-sea coral destruction attribute it to NZ Greenpeace says footage was taken at Mt Longva in ...

Scientists have discovered that powerful underwater avalanches are sweeping huge amounts of microplastics into the deep sea, ...