The ocean was the warmest in 2025. A baffling new international analysis sheds light on the massive amount of environmental heat and energy that the ocean ends up absorbing, gradually rising in ...

Scientific models have predicted that climate change will drive oceans in the Northern Hemisphere to warm faster than oceans ...

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

The deep, blue sea is becoming deeper — in color, that is. Climate change, along with human development, has reduced how much ...

A landmark global treaty to safeguard biodiversity in the high seas came into effect on Saturday, providing countries with a legally binding framework to tackle threats such as overfishing and meet a ...

A recent theory proposes that whales weren't just predators in the ocean environment: Nutrients that whales excreted may have provided a key fertilizer to these marine ecosystems. Oceanographers now ...

We’ve barely explored the ocean’s floor. This new 3D map offers 10,000 new spots to look at next. Composite satellite visualizations of the Earth. National Geographic Explorer Katy Croff Bell has ...

The oceans belong to all of us. They feed and protect our peoples. They inspire dreams and enable travel. They offer sustainable energy, means to trade, resources, and infinite scientific knowledge.