Prehistoric oceans had different currents than today.

The Earth's crust is thinner beneath oceans.

Fact #127 · Ocean

There are more atoms in a glass of water than glasses of water in all Earth's oceans.

Fact #2341 · Ocean

Blue whales can grow longer than 90 feet.

Fact #341 · Ocean

The Pacific Ocean is deeper on average than other oceans.

Fact #226 · Ocean

Octopuses can escape sealed containers and solve puzzles.

Fact #2561 · Ocean

Bioluminescence allows some deep-sea creatures to produce light.

Fact #656 · Ocean

Sea cucumbers can expel internal organs as a defense mechanism.

Fact #350 · Ocean

There are underwater waterfalls caused by differences in water density.

Fact #2442 · Ocean