Scientists have identified a golf-ball-sized blue octopus from deep waters near the Galápagos as a new species. The discovery ...

Deep in the darkest, coldest regions of the ocean live some of this planet’s most unique creatures. They inhabit a world unlike any other on Earth and are adapted to survive in extreme conditions.

Scientists have uncovered why big predators like sharks spend so much time in the ocean’s twilight zone. The answer lies with mid-sized fish such as the bigscale pomfret, which live deep during the ...

The way that heat is transferred from the deep ocean to shallower waters and back also affects how Arctic and Antarctic ice ...