A new study finds ocean cycles disrupt synchronized global drought, reducing the risk of simultaneous crop failures worldwide.

Efforts to clean the Great Pacific Garbage Patch might be a mistake. Here is why experts say skimming the surface could be disastrous for marine life.

At this week’s U.N. Oceans Conference in the south of France, delegates need only glance outside the conference hall at the glittering Mediterranean for a stark reminder of the problem they are trying ...

Pouring 65,000 litres of sodium hydroxide into the Gulf of Maine removed up to 10 tonnes of carbon dioxide from the atmosphere without harming wildlife, according to the researchers behind an ocean al ...

When we dream of landscapes, we might imagine rolling valleys or rugged mountains. But there is a whole landscape hidden from human view: the secret world of the seafloor.

An experiment to quantify the amount of the universe’s lightest element in Earth’s core suggests that the planet’s water has ...

For ages, Earth has been known as a blue planet, a vision largely shaped by the vast oceans that cover three-quarters of its surface. But what if this wasn't always the case, and our oceans used to be ...

Oceans around the globe have become darker over the last two decades, leaving researchers fearful for their marine inhabitants, according to a new study. Professor Thomas Davies of the University of ...

The volume of the ocean, its average purity, and the chemical makeup of H₂O allow a simple estimate of the amount of hydrogen ...

Cyanobacteria, as they still exist today, were the first organisms to carry out photosynthesis and release oxygen. Produced in primeval oceans about 2.5 billion years ago, this oxygen accumulated in ...

Earth's oceans, known for their deep blue hue, could one day undergo color shifts, say scientists. A report based on a study published in Nature suggests that our oceans have not always been blue, and ...