As much as 80% of microwaves from mobile phones are absorbed by your head! See more

A typical bed usually houses over 6 billion dust mites. See more

Wearing headphones for just one hour will multiply the number of bacteria in your ear 700 times. See more

The human heart creates enough pressure when it pumps, to squirt out blood 30 feet high. See more

There are 100 million internet users in China. Some of the sites they can't access are BBC news, Amnesty International and Dalailama.com. See more

A day on the planet Mercury is twice as long as its year. See more

Plants that are not cared for will cry for help, a thirsty plant will make a high-pitched sound that is too high for us to hear. See more

Banging your head against a wall uses 150 calories an hour. See more

All the chemicals in the human body have a combined value of approximately £4.00. See more