Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
Water is actually naturally blue.
48
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
There was once an undersea post office in the Bahamas.
241
NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119