What does a surge in ocean temperatures, compounded with El Niño, bode for the summer?

From deep sea ghost sharks to symbiotic worms and unusual crustaceans, scientists have identified 1,121 new marine species in ...

Microplastics may be disrupting phytoplankton and weakening the ocean’s ability to absorb carbon, according to a new study.

As ocean temperatures rise and marine ecosystems change, scientists are working to understand how valuable species like the ...

A humpback whale urinating near Hawaii. Credit: Lars Bejder/NOAA Scientists have long understood that microbes, zooplankton, and fish are vital sources of recycled nitrogen in coastal waters. But ...

Marine researchers exploring extreme depths say they have discovered an astonishing deep-sea ecosystem of chemosynthetic life that’s fueled by gases escaping from fractures in the ocean bed. The ...

SEATTLE — The Seattle Aquarium's new Ocean Pavilion expansion opened to the public Thursday. The Seattle Aquarium said the Ocean Pavilion is the first project to be completed as part of the Seattle ...

There are numerous ways scientists measure the impacts of climate change. Sometimes it’s by what they see, or maybe even by what they smell. In a recent case, it’s by what they hear. Whale calls. That ...

A multi-year study by the federal government has produced a troubling report card on the health of Canada's marine environments, with major changes detected in all three oceans. Vanishing sea species, ...

HONOLULU (KHON2) — Hawaiʻi’s sharks are a bit of both legend and mystery. From Kāmohoaliʻi, the Hawaiian god with a shark’s head, to the modern-day research that uncovers their crucial role in ocean ...

The overheating of the Indian Ocean to potentially lethal levels due to marine heat waves and sea surface temperature increase poses severe challenges.

About 71% of the Earth’s surface is water-covered, and the oceans hold about 96.5% of all Earth’s water. Water also exists in the air as water vapor, in rivers and lakes, in icecaps and glaciers, in ...