Importance: High
Height of the Eiffel Tower varies by as much as six inches, depending on the temperature.
A mosquito has 47 teeth.
The total weight of all insects on Earth is twelve times greater than the weight of all people.
Robots in Japan pay union dues.
American media mogul Ted Turner owns 1.5 percent of New Mexico.
The shrimp's heart is in its head.
In the Arctic, the sun sometimes appears to be square.
Students at U.S. colleges and universities read about 60,000 pages in four years.
Because they are on opposite sides of the San Andreas fault, Los Angeles and San Francisco become 2.5 inches closer
together each year.
It took engineers 22 years to design the zipper.
There is enough stone in the Great Wall of China to build an eight-foot wall circling the globe at the equator
Human bones can withstand stresses of twenty-four thousand pounds per square inch.
The bacteria found on human skin is roughly the numerical equivalent of all the humans on Earth.
There are over 3 million lakes in Alaska. The largest, Lake Iliamna, is the size of Connecticut.
Up to three thousand species of trees have been cataloged in one square mile of the Amazon jungle.
The candlefish is so oily that it once was burned for fuel.
A cockroach can live for several weeks without its head.
When North America was first settled, beavers there grew to the size of bears.
Worldwide, about 40 square miles of land are transformed into desert each day.
The brightest star in the sky, Sirius, gives out twenty-six times as much light as the Sun.
Prior to World War II, when guards were posted at the fence, anyone could wander right up to the front door of the U.S.
President's residence, the White House.
To keep from being separated while sleeping, sea otters tie themselves together with kelp, often drifting miles out to
sea during the night.
The oldest national flag still in existence, that of Denmark, dates back to the 13th century.
Mailing an entire building has been illegal in the U.S. since 1916 when a man mailed a 40,000-ton brick house across
Utah to avoid high freight rates.
Mosquitoes are attracted to blue more than any other color.
Mosquitoes have killed more people than have all the world's wars combined.
In 1859 twenty-four rabbits were released in Australia. Within six years the population grew to two million.
Elephants have been known to remain standing after they die.
The ashes of the metal magnesium are heavier than magnesium itself.
The telephone was 51 years old before one was installed on the desk of the President of the United States.
All office-seekers in the Roman empire were obliged to wear a certain white toga for a period of one year before the
election.
Uranus is the only planet that rotates on its side.
In 1936, American track star Jesse Owens beat a race horse over a 100-yard course. The horse was given a head start.
Due to its reclining S shape, the sun rises on the Pacific Coast and sets on the Atlantic Coast in the Isthmus of
Panama.
When tea was first introduced in the American colonies, many people not knowing what to do with the stuff-served the tea
leaves with sugar or syrup and threw away the water they had been boiled in.
The temperature in eastern Siberia can get so cold that the moisture in a person's breath can freeze in the air and fall
to the ground.
Worldwide, there are more statues of Joan of Arc than of anone else. France alone has about 40,000 of them.
Leonardo da Vinci spent twelve years painting the Mona Lisa's lips.
During 18th-century France, visitors to the royal palace in Versailles were allowed to stand in a roped-off section of
the main dining room and watch the king and queen eat.
A lifetime supply of all the vitamins you need weighs only about eight ounces.
Just a moderate sunburn can cause such damage to the blood vessels that it takes three to ten months for them to return
to their normal condition.
Each day is 0.00000002 seconds longer than the one before because the Earth is gradually slowing down.
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