Kissing an infection-free partner is good for your teeth!
141
Sheep can survive for up to two weeks buried in snow drifts.
260
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
The Statue of Liberty is made out of copper. When originally built, it looked like a shiny new penny!
10
On average, every dollar bill you touch has over 3,000 different types of bacteria.
8
You can alleviate a tickly throat by scratching your ear.
9