Two dogs were among the Titanic survivors.
262
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
It's impossible to sink in the Dead Sea without equipment!
72
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Sharks, like other fish, have their reproductive organs in their chests.
248
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46