The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
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
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
A single speck of dust is half way in size between a subatomic particle and the Earth.
15