Ocean floors are mysterious places. Thought to be empty because of pressure, temperature & lack of light, they're amazing scientists with an array of organisms.
Is Earth's climate vulnerable to small disturbances? Two geologists described the past vulnerability of an ocean current called the North Atlantic conveyor.
An ocean is the last place you'd expect to find a freshwater lake...
There's physics and science behind a ship's wake.
What is the distinctive sound of the ocean hitting the sand: Woooosh!
Have you ever been to the ocean and watched the waves? How do they form?
It's a big deal when an oil tanker spills its contents into the ocean. And for good reason. But what about oil spills that aren't caused by humans?
Dolphins have evolved to live in an aquatic environment, and like bats, they can use sonar to locate prey by emitting different frequencies of sounds.
Many ocean-going life forms draw calcium from the water around them, and use it to secrete a hard exoskeleton, seashells for example.
Most grains of sand originally started as part of a larger rock.