Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Your brain is 80% water.
525
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21