The average temperature at 40,000 feet above sea level is -60 F.
56
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42