The Mariana Trench is so deep that Mount Everest could be submerged in it with over a mile to spare.

Bioluminescence is common among deep-sea organisms.

Fact #1418 · Ocean

The original name for the search engine Google was 'BackRub.'

Fact #3956 · Ocean

Some deserts were once oceans.

Fact #2661 · Ocean

Octopuses have demonstrated short-term and long-term memory.

Fact #1319 · Ocean

The Pacific Ocean is home to the Mariana Trench.

Fact #276 · Ocean

A whale shark is the largest fish in the ocean.

Fact #462 · Ocean

The Great Barrier Reef is home to thousands of marine species.

Fact #76 · Ocean

The immortal jellyfish (Turritopsis dohrnii) can revert to its juvenile state after reaching adulthood.

Fact #3244 · Ocean