1) There are 62,000 miles of blood vessels in the human body – laid end to end they would circle the earth 2.5 times;
2) At over 2000 kilometers long, The Great Barrier Reef is the largest living structure on Earth;
3) The risk of being struck by a falling meteorite for a human is one occurrence every 9,300 years;
4) A thimbleful of a neutron star would weigh over 100 million tons;
5) A typical hurricane produces the energy equivalent of 8,000 one megaton bombs;
6) Blood sucking hookworms inhabit 700 million people worldwide;
7) The highest speed ever achieved on a bicycle is 166.94 mph, by Fred Rompelberg;
8) We can produce laser light a million times brighter than sunshine;
9) 65% of those with autism are left handed;
11) The oceans contain enough salt to cover all the continents to a depth of nearly 500 feet;
12) The interstellar gas cloud Sagittarius B contains a billion, billion, billion liters of alcohol;
13) Polar Bears can run at 25 miles an hour and jump over 6 feet in the air;
14) 60-65 million years ago dolphins and humans shared a common ancestor;
15) Polar Bears are nearly undetectable by infrared cameras, due to their transparent fur;
16) The average person accidentally eats 430 bugs each year of their life
17) A single rye plant can spread up to 400 miles of roots underground;
18) The temperature on the surface of Mercury exceeds 430 degrees Celsius during the day, and, at night, plummets to minus 180 degrees centigrade;
19) The evaporation from a large oak or beech tree is from ten to twenty-five gallons in twenty-four hours;
20) Butterflies taste with their hind feet, and their taste sensation works on touch – this allows them to determine whether a leaf is edible.
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