The ocean has undergone a lot of change, just as it continues to evolve today. Here are some facts you may not have known about this vast, shimmering source of life.

The rotation of the newborn Earth may have helped to control the evolution of a giant magma ocean sitting on top of its core, researchers say. Knowing how Earth's magma oceans evolved over time ...

A new scenario seeking to explain how Mars' putative oceans came and went over the last 4 billion years implies that the oceans formed several hundred million years earlier and were not as deep as ...

Seawater cycles throughout Earth's interior down to 2,900km, much deeper than previously thought, reopening questions about how the atmosphere and oceans formed.

The origins of the Arctic Ocean have long puzzled scientists. Alex Chadwick examines the mystery with Bernard Coakley, a marine geophysicist serving aboard the U.S. Coast Guard research vessel ...

Of course, back then, there was little understanding of how and why waves were formed. Perhaps ancient surfers knew that ...

The longstanding mystery of how oceans once formed on Mars could be solved by fire and brimstone. Specifically, researchers now suggest that ancient volcanoes could have released brimstone — now ...

About 71% of Earth's surface is covered by the vast oceans. When winds blow over the sea surface, they transfer energy to the water, creating waves. Some of these waves, under the force of strong ...

How Earth's Hidden Magma Ocean Formed Prior research suggested that after a giant rock slammed into Earth to form the moon some 4.5 billion years ago, a magma ocean covered most of Earth's surface.