Your brain is 80% water.
525
A cubic yard of air weighs about 2 pounds at sea level.
31
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
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
Sound travels fifteen times faster through steel than through air.
134
Iron weighs more after it rusts.
68
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42