In 1992, 29,000 rubber ducks washed off a ship. They were found thousands of miles away 8 years later.
707
Jellyfish as a species are actually older than dinosaurs and sharks.
383
NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
Sharks, like other fish, have their reproductive organs in their chests.
248
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
Water is actually naturally blue.
48