Scientific divers have navigated a series of treacherous dives more than 330 feet deep in an attempt to unravel the mysteries of deep ocean reefs. They’re finding new species — and evidence of both cl ...

At the bottom of the world’s trenches, there’s a fish that shouldn’t exist. Here’s how it earned the title of the ...

Earth's deep mantle stored enough water in rocks to equal one ocean during our planet's early molten days, helping explain ...

When the early Earth’s magma ocean crystallized 4.4 billion years ago, the deep mantle trapped an ocean’s worth of water, ...

A new study highlights the key role the Southern Ocean plays in the Earth’s climate system. Around 12,000 years ago, the last Ice Age drew to a close, global temperatures climbed, and the early ...

Researchers have uncovered surprising evidence that the deep ocean’s carbon-fixing engine works very differently than long ...

December 2025 / Kiel. A study by an international team involving the GEOMAR Helmholtz Centre for Ocean Research Kiel shows that the expansion of Antarctic Bottom Water during a major warming phase ...

Far below the oceans and continents we know, Earth’s deep mantle appears to have stored far more water in its early history ...

Cephalopods—the class of animals that comprises octopuses and squids—are ubiquitous throughout the ocean, including in the ...

Scientists trace ancient deep-sea changes in the Southern Ocean to explain how rising CO₂ helped warm Earth after the last Ice Age.