"The results of this study make us concerned." Scientists issue dire warning after making frightening discovery in the ...

A large ice-free area appeared above Maud Rise in the Southern Ocean and remained open for several weeks. Known as a polynya, this gap in the sea ice has drawn global scientific attention due to its ...

The world is experiencing the most intense global coral bleaching event on record, with 84 percent of reefs experiencing heat ...

A warm blob of water in the North Atlantic is an ominous sign that a system of currents that regulate the planet's climate ...

Potential funding cuts for NOAA and its research partners threaten irreparable harm not only to climate research but to American safety, competitiveness, and national security.

Together, surface and deepwater currents form the “global conveyor belt,” which circulates seawater over a 1,000-year journey ...

Bleached coral dies when exposed to heat stress for too long, threatening the bountiful marine ecosystem that depends on it ...

Humankind faces unprecedented changes in climate patterns, sea-level, ocean acidity, ecosystems, and more. Learn more about the science behind these issues in the following FAQs.

A trip to Antarctica might feel less like crossing the ocean and more like crossing the galaxy, but what happens there ...

As the Earth's crust shifted and groaned over millions of years, something extraordinary happened beneath the surface. Deep ...

Extremely low sea ice levels in the Arctic and Antarctica signal a "new normal" that may accelerate global warming and ...

Beneath the surface of the Southern Ocean, vast volumes of cold, dense water plunge off the Antarctic continental shelf, cascading down underwater cliffs to the ocean floor thousands of meters below.