When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Most dust particles in your house are made from dead skin!
67
One cubic foot of gold weighs more than 1,200 pounds!
78
German chemists made a replica of a trophy the size of one molecule.
68
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Your brain is 80% water.
525