The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
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
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
There was once an undersea post office in the Bahamas.
241