Earth's oceans, known for their deep blue hue, could one day undergo color shifts, say scientists. A report based on a study ...

Earth's oceans could one day turn purple. Nearly three fourths of Earth is covered by oceans, making the planet look like a ...

There are certain things that have become mainstays on Earth. One of these things is the ocean being blue, there are ...

That led them to consider that these ancient aquatic organisms actually fed on iron to fuel photosynthesis, and they must ...

Green oceans on early Earth, shaped by iron, pushed microbes to evolve light-absorbing tools that worked in green light.

Nearly three-fourths of Earth is covered by oceans, making the planet look like a pale blue dot from space. But Japanese ...

Our oceans are vital to global health. Not only do they support a huge variety of species, but they also help to sustain us. So what can we do to protect the planet's largest ecosystem?

Historically, there have been four oceans: the Atlantic, Pacific, Indian, and Arctic. On Feb. 9, U.S. Secretary of the Interior Doug Burgum announced the Gulf of Mexico had officially been changed to ...

The ocean naturally pulls in about a quarter of the carbon dioxide people produce. It's the planet’s largest carbon sink.

In the waters off Iwo Jima, a volcanic island in Japan’s Satsuma archipelago, the sea has a distinct green tint. It’s not just a trick of the light — it’s caused by microscopic particles of oxidized ...