There are 2,500,000 rivets in the Eiffel Tower.
98
If you get water flowing fast enough, it can cut metal.
354
In 1976, an underachieving Princeton junior undergraduate wrote a term paper detailing how to make a nuclear bomb. He got an "A", but never got his paper back because it was seized by the FBI.
16
By peeing in the shower, you can save 1,157 gallons of water a year.
31
The glue on Israeli stamps is certified kosher.
67
The world’s smallest book, “Teeny Ted from Turnip Town”, is 100×70 micrometers in size and requires a scanning electron microscope to read, as light beams are too large.
6
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29