Water is actually naturally blue.
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If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
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Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
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The North Atlantic gets 2.5 centimetres (1in) wider every year.
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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
In 1992, 29,000 rubber ducks washed off a ship. They were found thousands of miles away 8 years later.
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