Previously, scientists thought only microbes and viruses could live beneath the seafloor crust where tectonic plates meet.

Look at it go! Whatever the shape the animals are - big or small, round or flat, fins or flippers - they're all at home under water. Take a trip under the sea and learn about turtles, octopuses ...

It’s an animal, not a plant—a cousin of sea stars ... my team will document life under the sea ice. In the winter the ice reaches 60 miles out to sea here, but we’ve come in October ...

Under the sea, there are many different creatures living together. This clip shows how everything interacts. From whales to the tiny krill, we see them swim past each other in this colourful ...

The species was given its name because its head looks like the helmet worn by Darth Vader in Star Wars. Read more at ...