The full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
14
If you dropped an aerodynamic object (such as a bullet) from the Empire State Building, you could kill someone.
132
It's impossible to sink in the Dead Sea without equipment!
72
If you had 10 billion $1 notes and spent one every second of every day, it would require 317 years for you to go broke.
109
Harvard earns enough money from interest on its endowment that it could offer free tuition to every student and still profit.
13
In an average hour, there are over 61,000 Americans airborne over the United States.
24
Bullet proof vests, fire escapes, windshield wipers, and laser printers were all invented by women.
1k
The key to happiness is spending your money on experiences rather than possessions, according to studies.
21