'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255
Tae Kwon Do is only around 60 years old.
64
It takes 492 seconds for sunlight to reach the Earth!
44
There's a company in China that allows you to hire someone to stand in line for you for $3-$5 an hour.
14
In a year approximately 900 million trees are cut down to make the raw materials needed for American pulp mills and paper.
-16
An olive tree can live up to 1,500 years!
58
Speed dating was invented by a Rabbi in 1999.
45
Couples' personalities converge over time to make partners more and more similar.
235