A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Pumice is the only rock that floats on water.
14
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18