Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Billions of neutrinos pass unnoticed through your body every second.
6
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
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Each day, up to 150 species of life become extinct.
-23
Scientists are now able to grow 'beating' heart tissue in a lab!
162