Landsat satellites have gone beyond observing Earth’s land by enabling new methods to measure ocean depth in shallow coastal ...

The Coast Guard said their work led to the discovery of what’s described as a sub-sea volcano-like feature during the first ...

Off the coast of Chile and Peru, along the entire western length of South America, the seafloor takes a sharp, steep plunge deep into the Pacific Ocean. Known as the Chile margin, the region is ...

An international team of scientists is reconstructing the impact of the 2008 Chaitén volcanic eruption on the marine ...

The location was a “heavily sedimented” extinct volcano in the Palau National Marine Sanctuary, about 4,700 miles southwest ...

The discovery came as scientists from different organizations were aboard the Healy, one of two polar-class Coast Guard ...

An ocean expedition to a dynamic marine realm off the little-explored Chilean coast — with seeps and vents emitting nutrients ...

Spain is sending a marine research vessel to scan the seafloor off Valencia's coast in hopes of finding vehicles and people ...

U.S. Coast Guard Cutter Healy (WAGB 20) and embarked science teams completed the first two phases of the icebreaker’s 2024 Arctic Fall deployment Sunday and continue operations offshore of western and ...

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Scientists probing the bottom of the Pacific Ocean made a surprising discovery: animals living underneath the seafloor in an area with volcanic activity. Giant tubeworms, which are known as the ...