One third of the electricity produced on earth is used to power electric light bulbs!
75
Sound at the right vibration can bore holes through a solid object.
134
One ragweed plant can release as many as one billion grains of pollen!
51
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Hot water can freeze faster than cold water.
181
Brass doorknobs automatically disinfect themselves in about 8 hours.
18