The earth is approx. 6,588,000,000,000,000,000 tons.
175
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
The average home creates more pollution than does the average car.
33
The left ear is more responsive to words of love and emotion whispered into it than the right.
40