About 900 million people still can't read.

There are cannabinoids in human breast milk, many of which are also found in marijuana.

By the age of 18, the average American child has already seen over 200,000 murders on TV.

The air inside any room is about 23 times more polluted than outside.

In France, it is illegal by law to call a pig Napoleon.

Mocking the King of Thailand or a picture of him will land you in jail for 15 years for insulting the monarchy.

Bulls is not annoyed by the colour red. He doesn't like having something waved in front of his nose.

Clouds look so light and weightless, but the average cloud actually weighs around 500,000kg.

In North Korea, the whole family is punished for the crime of one relative.

The distance between each degree of latitude is approximately 111 kilometres.