NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
Water is actually naturally blue.
48
In 1992, 29,000 rubber ducks washed off a ship. They were found thousands of miles away 8 years later.
707
The time interval from first sighting of the iceberg that sank the Titanic to impact was a little over 30 seconds.
105
Two dogs were among the Titanic survivors.
262
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46