The Arctic Ocean has always been a region that’s fascinated University of Delaware doctoral student Tianyu Zhou. While most of humanity lives in the world’s temperate zone, the polar ocean seems like ...

While exploring the open ocean, Brittany discovers a massive bait ball packed with thousands of fish moving together in mesmerizing patterns. As the divers swim through the chaos trying to capture ...

Scientists are far from knowing all of the complexities of Earth's ocean. With this comic, we explore some of what scientists do know, like its role as one of the world's largest carbon sinks and how ...

Add Yahoo as a preferred source to see more of our stories on Google. Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, ...

Mother Ocean Day is Saturday, May 9, so here’s a few facts about our waters.

Dumbo octopuses, like the Opisthoteuthis agassizii seen here during a 2019 dive, are the deepest-living group of octopuses known. NOAA Office of Ocean Exploration and Research, 2019 Southeastern U.S.

A brooding mother octopus shelters her eggs behind two different types of corals. The image was made by pilots using a robot to explore the north wall of the Mar Del Plata submarine canyon in ...

If you had to guess, what do you think it would take to build an ocean-going buoy that could not only survive on its own without human intervention for more than two years, but return useful data the ...

EDITOR’S NOTE: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

Did you know that the ocean produces approximately half of the world's oxygen? Or that key medicines have come from ocean discoveries, like a painkiller found in a sea snail? It's all true! And so is ...