20252 is Smokey the Bear's own zip code.
35
Wearing red increases attraction.
30
In Georgia, there is an airtight room called the Crypt of Civilization that was sealed in 1940. It contains numerous artefacts documenting what life was like at the time of sealing, and is scheduled to be opened in the year 8113 to show people of the future exactly what life was like.
13
If you get water flowing fast enough, it can cut metal.
354
There are more nerve cells in the human brain than there are stars in the Milky Way.
349
A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
Ninety-nine percent of pumpkins sold in the United States are for the sole purpose of decoration.
55
Tsunamis ( tidal waves ) travel as fast as jet planes.
97