A single speck of dust is half way in size between a subatomic particle and the Earth.
15
One third of the electricity produced on earth is used to power electric light bulbs!
75
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199