Two earthquakes struck in the Pacific Ocean near San Francisco on Saturday afternoon, the U.S. Geological Survey said.

Scientists have found a rare warming pattern in the Pacific Ocean that could make the next El Niño much stronger.

Discover 25 mind blowing ocean facts you never knew! Explore the Mariana Trench, hidden mountain ranges, and how the ocean ...

Two miles beneath the Pacific Ocean, on a rocky outcrop off the coast of Alaska, a remotely operated vehicle’s camera locked ...

Huzzah! The mystery of an unidentified golden object that had been discovered on the ocean floor off Alaska’s Pacific Coast ...

Puget Sound and the Salish Sea are on the leading edge of an ocean acidification crisis that could devastate West Coast ...

There are signs that a very strong, or 'super' El Niño could develop in the tropical Pacific Ocean later this year.

The unusually hot waters are lurking in the sea off the California coast, and they could wreak havoc on the state’s weather ...

The US boarding of an oil tanker in the Indian Ocean on Tuesday shows Washington making good on a pledge to track Iran-linked ...

Team overcomes key artificial breeding challenge by simulating conditions found in the depths of the Pacific Ocean’s Mariana ...

Scientists have discovered that deep-water corals in the Galapagos region vanished for more than 1,000 years before ...

Oceanographers from the University of Hawai'i at Mānoa discovered that microbial communities—from the sunlit surface to ...