At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Your brain is 80% water.
525
The only letter not appearing on the Periodic Table is the letter "J".
180
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
In zero gravity, a candle's flame is round and blue.
16
Sound travels about 4 times faster in water than in air.
408