// JavaScript Document
var fact = new Array(
"An Astronaut can be up to two inches taller after returning from space.",
"Earth's equatorial circumference (40 075 km) is greater than its polar circumference <br>(40 008 km)!",
"A sharks' teeth are as hard as steel.",
"Lake Baikal is the deepest lake in the world.",
"Snakes are true carnivores because they eat nothing but other animals. They do not eat any type of plant material.",
"The world's largest amphibian is the Chinese giant salamander. It can grow up to 5 feet in length.",
"Armadillos, opossums, and sloths spend about 80% of their lives sleeping.",
"A duck's quack doesn't echo - and no one knows why.",
"Chimps are the only animals besides humans that can recognise themselves in a mirror. ",
"The longest recorded flight of a chicken is thirteen seconds.",
"Cats have over one hundred vocal sounds, while dogs only have about ten.",
"An ostrich's eye is bigger than its brain.",
"An iguana can stay underwater for 28 minutes.",
"The leg bones of a bat are so thin that no bat can walk.",
"Ants cannot chew their food; they move their jaws sideways, like scissors, to extract the juices from their food.",
"Hummingbirds are the only animals able to fly backwards.",
"A cat has 32 muscles in each ear.",
"Tigers have striped skin, not just striped fur.",
"A cat's jaws cannot move sideways.",
"Armadillos get an average of 18,5 hours of sleep per day.",
"The blue whale can produce sounds of up to 188 decibels and can be heard 530 miles away.",
"Armadillos can walk underwater.",
"Certain frogs can survive being frozen.",
"Hummingbirds can't walk.",
"Sea otters have two coats of fur.",
"A zebra is white with black stripes.",
"A crocodile's tongue is attached to the roof of its mouth.",
"Crocodiles swallow stones to help them dive deeper.",
"Giraffes are unable to cough.",
"Despite the hump, a camel's spine is straight.",
"Cheetah's can accelerate from 0 to 70 km/h in 3 seconds.",
"A giraffe's neck contains the same number of vertebrae as a human’s.",
"The heart of a giraffe is 61 cm long, and can weigh as much as 12 kg.",
"On average, elephants sleep for about two hours per day.",
"Elephants have been known to remain standing after they die.",
"Rats multiply so quickly that in 18 months, two rats could have over one million descendants.",
"Sound travels about four times faster in water than in air.",
"Due to gravitation effects, you weigh slightly less when the moon is directly overhead.",
"The Earth's average velocity orbiting the sun is 107 220 km per hour.",
"The United States consumes 25% of the world's energy.",
"Hawaii is moving toward Japan at a rate of 10 cm every year.",
"The North Atlantic gets 2,5 cm wider every year.",
"Sunlight can penetrate clean ocean water to a depth of 73 m.",
"The seeds of an Indian lotus tree remain viable for 300 to 400 years.",
"The tentacles of the giant Artic jellyfish can reach 36,6 m in length.",
"Starfish don't have brains.",
"Shrimps' hearts are in their heads.",
"The common goldfish is the only animal that can see both infrared and ultraviolet light.",
"The pupil of an octopus' eye is rectangular.",
"A starfish can turn its stomach inside out.",
"The largest eggs in the world are laid by a shark.",
"Sharks are immune to cancer.",
"Lobsters have blue blood.",
"Fish are the only vertebrates that outnumber birds.",
"Tiger sharks fight each other while in their mother's womb; the survivor being the baby shark that is born.",
"A newborn blue whale measures 6 to 7,9 m long and weighs up to 3 003 kg.",
"There are 206 bones in the adult human body and there are 300 in children (as they grow, some of the bones fuse together).",
"The smallest bone in the human body is the stapes, or stirrup bone, located in the middle ear; it is 28 mm long.",
"The longest living cells in the body are brain cells, which can live an entire lifetime.",
"The heaviest human brain ever recorded weighed 2,3 kg.",
"Alexander Graham Bell, who invented the telephone, also set a world water-speed record for 112 km/h at the age of 72.",
"The average person falls asleep in seven minutes.",
"Our eyes are the same size from birth, but our nose and ears never stop growing.",
"Only humans sleep on their backs.",
"The human brain is 80% water",
"Everyone's tongue print is different.",
"In your lifetime, you'll shed over 18 kg of skin.",
"15 million blood cells are produced and destroyed in the human body every second.",
"Every minute, 30 000 to 40 000 dead skin cells fall from your body.",
"Your brain uses more than 25% of the oxygen your body takes in.",
"If your mouth was completely dry, you would not be able to distinguish the taste of anything.",
"There are more living organisms on the skin of a single human being than there are human beings on the surface of the Earth.",
"The muscles in the human body (640 in total) make up about half of your body weight.",
"The human body has enough fat produce seven bars of soap",
"Most people blink about 17 000 times a day.",
"Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.",
"The average human produces about 10 000 gallons of saliva in a lifetime.",
"Fingernails grow four times as fast as toenails.",
"The average person has 100 000 hairs on their head. Each hair grows at a rate of about 12,7 km every year.",
"There are 60 000 miles of blood vessels in every human.",
"The human eye blinks an average of 4 200 000 times a year.",
"It takes approximately 12 hours for food to entirely digest.",
"Human jaw muscles can generate a force of 90 kg on the molars.",
"Fleas can jump 130 times higher than their own height, equal to a 1.83 m tall person jumping 238 m in the air.",
"The most dangerous animal in the world is the common housefly. They transmit more diseases than any other animal.", 
"A large swarm of desert locusts can consume 20 000 tons of vegetation a day.",
"The ears of a cricket are located on the front legs, just below the knee.",
"The leg muscles of a locust are about 1 000 times more powerful than an equal weight of human muscle.",
"Houseflies have a lifespan of two weeks.",
"There are more beetles than any other kind of creature in the world.",
"Moths have no stomach.",
"The animal with the largest brain in relation to its body is the ant.",
"A mosquito has 47 teeth.",
"A cockroach can live for several weeks without its head.",
"Ants do not sleep.",
"The earliest cockroach fossils are about 280 million years old.",
"Hydrofluoric acid can dissolve glass.",
"It takes 70 % less energy to produce a ton of paper from recycled paper than from trees.",
"The temperature of a bolt of lightning is about 30 000 °C, six times hotter than the Sun.",
"Hydrogen is the most abundant element in the universe (75 %).",
"The only letter that does not appear on the Periodic Table is the letter ‘J’.",
"The microwave was invented after a researcher walked by a radar tube and a chocolate bar melted in his pocket.",
"The cosmos contains approximately 50 000 000 000 galaxies.",
"There are between 100 000 000 000 and 1 000 000 000 000 stars in a normal galaxy.",
"If you could drive to the Sun at 88 km per hour, it would take about 193 years.",
"The Moon is one million times drier than the Gobi Desert.",
"Just twenty seconds worth of fuel remained when Apollo 11's lunar module landed on the Moon.",
"The planet Saturn has a density lower than water; if you placed it in the water, it would float.",
"The rocket engine has to supply its own oxygen, so it can burn fuel in outer space.",
"The average distance between the Earth and the Moon is 384 392 km.",
"The Moon is 27% smaller than the Earth.",
"The centre of the Sun is about 14 999 982 °C.",
"Sunlight takes about 8 minutes and 20 seconds to reach the Earth.",
"According to an old English system of time units, a moment is one and a half minutes.",
"When glass breaks, the crack moves at speeds of up to 4828 km/h.",
"There is enough fuel in a full tank of a jumbo jet to drive an average car four times around the world.",
"A Boeing 707 uses 15 000 litres of fuel during its take-off climb.",
"You can tell the temperature by counting the number of times a cricket chirps in 14 seconds and adding 40.",
"70 % of the dust in your home consists of shed human skin.",
"The Stegosaurus measured up to 9 cm long but had a brain the size of a walnut.",
"No matter its size or thickness, no piece of paper can be folded in half more than seven times.",
"The earliest cockroach fossils are about 280 million years old."
);
var randomnumber=Math.floor(Math.random()*fact.length);