The last ice age did not shut down Atlantic ocean currents, and that discovery may help explain future climate risks.

Mars may have been a "blue planet" with an ocean the size of today's Arctic Ocean, a new study suggests.

Our planet is unique for its ability to sustain abundant life. From studies of the rock record, scientists believe life had already emerged on Earth at least 3.5 billion years ago and probably much ...

The two halves of the African continent are moving apart at a rate of a few millimeters each year, geologists have calculated ...

Each year, vast blooms of phytoplankton spread across the Southern Ocean, drawing carbon dioxide from the atmosphere and ...

Europa’s subsurface ocean might be getting fed after all. Scientists found that salty, nutrient-rich surface ice can become ...

Marine microbes cooperate far more than they compete, reshaping how scientists understand ocean ecosystems and climate ...

The bumphead sunfish (Mola alexandrini) is one of the strangest and most impressive giants in the ocean. With a flattened, ...

The 20-year veteran of Honolulu Ocean Safety serves as the first commission-appointed Chief of Ocean Safety in the department ...