The word "listen" contains the same letters as "silent."
135
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
You can alleviate a tickly throat by scratching your ear.
9