The bark of an older redwood tree is fireproof.
65
Sound at the right vibration can bore holes through a solid object.
134
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51