Ice isn't slippery. What makes people and things slip on ice is water. A thin layer of ice melts when pressure is applied to it and it is this wet layer on top of the ice that is slippery.
153
The search engine Google got its name from the word 'googol', which refers to the number one with a hundred zeros after it.
56
Speed dating was invented by a Rabbi in 1999.
45
No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
154
Anuptaphobia is the fear of staying single.
11
It's impossible to sink in the Dead Sea without equipment!
72