It's impossible to sink in the Dead Sea without equipment!
72
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
The Caspian Sea is also classed as the world's largest lake.
52
The time interval from first sighting of the iceberg that sank the Titanic to impact was a little over 30 seconds.
105
Jellyfish as a species are actually older than dinosaurs and sharks.
383