A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Sound travels fifteen times faster through steel than through air.
134
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89