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
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
The Titanic is about as long as the Empire State building is tall.
174
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
It's impossible to sink in the Dead Sea without equipment!
72