The southern Indian Ocean off the west coast of Australia is becoming less salty at an astonishing rate, largely due to ...

It’s part of the scenario in “The Day After Tomorrow,” but scientists differ over whether or how fast it may occur. A team ...

New research from the University of Copenhagen suggests that volcanic eruptions during the Ice Age may have triggered sudden climate change by disrupting the Atlantic Meridional Overturning ...

Iran held annual military drills with Russia as a second American aircraft carrier drew closer to the Middle East.

Bigger than any waterfall on land, this hidden ocean giant flows silently beneath the sea, unseen by human eyes, yet it plays a powerful role in shaping Earth's climate and ocean currents.

Climate change is rapidly freshening one of Earth’s saltiest ocean regions in the Southern Indian Ocean, potentially disrupting circulation.

In ordinary circumstances coral reefs are among the most productive ecosystems on Earth, built slowly by animals that appear to be plants. Each coral polyp houses microscopic algae that convert ...

While we can’t usually observe coastal currents from the shoreline, water in the oceans of the world is in constant motion. Surface currents are driven by wind blowing across the sea surface, and ...

The Pacific Ring of Fire, encircling the Pacific Ocean, accounts for approximately 90% of the world’s earthquakes, with 81% ...

The Atlantic Ocean's 'conveyer belt' might be slowing down - and scientists are rushing to figure out why.

(Corrects wording in paragraphs 7-10 to clarify the Global Carbon Budget report contains projections for 2025, not for 2027) ...

From space, the oceans look calm and simple — just endless blue. But when scientists zoom in with modern tools, that calm ...