Sharks, like other fish, have their reproductive organs in their chests.
248
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
Two dogs were among the Titanic survivors.
262
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
The Caspian Sea is also classed as the world's largest lake.
52
NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8
Water is actually naturally blue.
48