Did you know?

Today by sudden, I read this and think it is useful to know and worth remembering.


Can a big waterfall freeze?
The winter of 1932 was so cold that Niagara Falls froze completely solid.
Jiffy
A "jiffy" is an actual unit of time for 1/100th of a second.
Look behind you!
The only three animals that can see behind itself without turning its head are - the rabbit, chameleon and the parrot.
The housefly
On average the housefly lives for one month.
New Zealand's wheather
New Zealand is also the only country that contains every type of climate in the world.
Alligators
Alligators cannot move backwards.
Bats left
Bats always turn left when exiting a cave.
Cats vs dogs
Cats have over one hundred vocal sounds, while dogs only have about ten.
Men and women
Men can read smaller print than women; women can hear better.
Rats and horses
Rats and horses can’t vomit.
Speech takes muscle
It takes an interaction of 72 different muscles to produce human speech
Body bones
Almost half the bones in your body are in your hands and feet.
Coconuts vs sharks
Coconuts kill about 150 people each year. That’s more than sharks.
Giraffe vs horse and camel
A giraffe can run faster then a horse, and can live without water longer than a camel.
Lenin's brain
The great Russian leader, Lenin died 21 January 1924, suffering from a degenerative brain disorder. At the time of his death his brain was a quarter of its normal size.
Raindrop speed
The average raindrop falls at 7 miles per hour.
The real Mona Lisa
It took Leonardo Da Vinci 10 years to paint Mona Lisa. He never signed or dated the painting. Leonardo and Mona had identical bone structures according to the painting. X-ray images have shown that there are 3 other versions under the original.
Piracy in China
Approximately 98% of software in China is pirated.
Not called a genius for nothing
Leonardo da Vinci could write with one hand while drawing with the other. He also invented scissors.
Shit, my birthday is tomorrow
In Thailand, it is customary to give, not receive, presents on your birthday.
Fast fly
A fly can react to something it sees and change direction in 30 milliseconds.
Giraffe sleeping
A giraffe usually sleeps for only 1 - 12 minutes!
Einstein retarded?
Einstein couldn't speak fluently until after his ninth birthday. His parents thought he was mentally retarded.
Cuttle fish blood
The colour of cuttle fish blood is blue and it has 3 hearts.
Hyoid bone
The hyoid bone, in your throat, is the only bone in the body not attached to another bone.
Libya's flag
Libya is the only country in the world with a solid, single-colored flag, it's green.
Hot Lightning
The heat a lightning bolt produces is five times hotter than the surface of the sun.
Invention of the microwave owen
The microwave owen was invented after a researcher walked by a radar tube and a chocolate bar melted in his pocket.
Pearls vs Vinegar
Pearls melt in vinegar.
Muscles
A caterpillar has 2000 muscles, as compared to man who has only 656 muscles.
Cockroaches vs glue
Cockroaches' favorite food is the glue on envelopes and on the back of postage stamps.
Giraffe's baby
When a giraffe's baby is born it falls from a height of 2 meters, normally without being hurt.
Earth quakes and lightning
The Earth experiences 150 earth quakes each day and is hit by lightning 100 times a second.
Blue whale
A blue whale needs 3 tonnes of food everyday.
All eyes on you
The butterfly has 1200 eyes. These are compound eyes consisting of thousands of hexagonal shaped omatidea. Each omatidea, or miniscule sensor, is directed at a slightly different angle from the others. Collectively they are directed in every direction -- up, down, forwards, backwards, left and right. Because of this, butterflies are able to see in virtually every direction simultaneously.
Albania maps
Until 1994, world maps and globes sold in Albania only had Albania on them.
Busy bees
Bees have to suck about 4 million flowers to produce 1kg of honey.
Google's start
Google started as a research project at Stanford University, created by Ph.D. candidates Larry Page and Sergey Brin when they were 24 years old and 23 years old respectively (a combined 47 years old).
Weird Flags
Nepal is the only country that doesn’t have a rectangular flag. Switzerland is the only country with a square flag.
Cancer free animals
Sharks and sting rays are the only animals known to man that don't get cancer. Scientists believe this has something to do with the fact that they don't have bones, but cartilage.
French kiss
What is called a "French kiss" in the English speaking world is known as an "English kiss" in France.
Human hair
One human hair can support 3 kgs.
Spider blood
A spider has transparent blood.
Insects vs humans
There are more insects in one square mile of rural land than there are humans on the entire earth.
Life span
Only one in two billion people will live to be 116 or older.
Sleepless world record
The world record for time without sleep is 264 hours (11 days) by Randy Gardner in 1965.
Electric chair
The electric chair was invented by a dentist.
Rat vs Camel
A rat can last longer without water than a camel.
Bamboo growth
Bamboo can grow up to three feet in a 24 hour period.
Coffee takes time
When a coffee seed is planted, it takes five years to yield it's first consumable fruit.
Water world
Nine out of every 10 living things live in the ocean.