Glass takes one million years to decompose, which
means it never wears out and can be recycled an
infinite amount of times!
Gold is the only metal that doesn't rust, even if it's
buried in the ground for thousands of years.
Your tongue is the only muscle in your
body that is attached at only one end.
If you stop getting thirsty, you need to drink more
water. When a human body is dehydrated, its thirst
mechanism shuts off.
Zero is the only number that cannot be represented by
Kites were used in the American Civil War to deliver
letters and newspapers.
The song Auld Lang Syne is sung at the stroke of
midnight in almost every English-speaking country in
the world to bring in the new year.
Drinking water after eating reduces the acid in your
mouth by 61 percent. Drinking a glass of water before
you eat may help digestion and curb appetite.
Peanut oil is used for cooking in submarines because
it doesn't smoke unless it's heated above 450F.
The roar that we hear when we place a seashell next to
our ear is not the ocean, but rather the sound of
blood surging through the veins in the ear.
Nine out of every 10 living things live in the ocean.
The banana cannot reproduce itself. It can
be propagated only by the hand of man.
Airports at higher altitudes require a longer airstrip
due to lower air density.
The University of Alaska spans four time zones.
The tooth is the only part of the human body that
cannot heal itself.
In ancient Greece, tossing an apple to a girl was a
traditional proposal of marriage. Catching it meant
Warner Communications paid 28 million for the
copyright to the song Happy Birthday, which was
written in 1935!
Intelligent people have more zinc and copper in their
A comet's tail always points away from the sun.
The Swine Flu vaccine in 1976 caused more death and
illness than the disease it was intended to prevent.
Caffeine increases the power of aspirin and other
painkillers, that is why it is found in some
The military salute is a motion that evolved from
medieval times, when knights in armor raised their
visors to reveal their identity.
If you get into the bottom of a well or a tall chimney
and look up, you can see stars, even in the middle of
When a person dies, hearing is the last sense to go.
The first sense lost is sight.
In ancient times strangers shook hands to show that
they were unarmed.
Strawberries are the only fruits whose seeds grow on
Avocados have the highest calories of any fruit at 167
calories per hundred grams.
The moon moves about two inches away from the Earth
The Earth gets 100 tons heavier every day due to
falling space dust.
Due to earth's gravity it is impossible for mountains
to be higher than 15,000 meters.
Mickey Mouse is known as "Topolino" in Italy.
Soldiers do not march in step when going across
bridges because they could set up a vibration which
could be sufficient to knock the bridge down.
Everything weighs one percent less at the equator.
For every extra kilogram carried on a space flight,
530 kg of excess fuel are needed at lift-off.
The letter J does not appear anywhere on the periodic
table of the elements.
And last but not least:
Good friends are like stars. You don't always
see them, but you know they are always there.