One cubic foot of gold weighs more than 1,200 pounds!
78
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The bark of an older redwood tree is fireproof.
65
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75