The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Nylon is made from coal and petroleum.
42
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
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
The sun is 330,330 times larger than the earth.
75
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Most dust particles in your house come from dead skin.
48