To make half a kilo of honey, bees must collect nectar from over 2 million individual flowers.
Tourists visiting Iceland should know that tipping at a restaurant is considered an insult!
Albert Einstein was offered the presidency of Israel in 1952, but he declined.
Ancient Roman, Chinese and German societies often used urine as mouthwash.
Because of the speed at which Earth moves around the Sun, it is impossible for a solar eclipse to last more than 7 minutes and 58 seconds.
It takes glass one million years to decompose, which means it never wears out and can be recycled an infinite amount of times!
Your tongue is the only muscle in your body that is attached at only one end.
Each year 2,000,000 smokers either quit smoking or die of tobacco-related diseases.
Kites were used in the American Civil War to deliver letters and newspapers.
Drinking water after eating reduces the acid in your mouth by 61 percent.
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.
Airports at higher altitudes require a longer airstrip due to lower air density.
The University of Alaska spans four time zones.
In ancient Greece, tossing an apple to a girl was a traditional proposal of marriage. Catching it meant she accepted.
Intelligent people have more zinc and copper in their hair.
The Swine Flu vaccine in 1976 caused more death and illness than the disease it was intended to prevent.
The military salute is a motion that evolved from medieval times, when knights in armor raised their visors to reveal their identity.
When a person dies, hearing is the last sense to go. The first sense lost is sight.
Strawberries are the only fruits whose seeds grow on the outside.
The moon moves about two inches away from the Earth each year.
Due to earth’s gravity it is impossible for mountains to be higher than 15,000 meters.
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.
For every extra kilogram carried on a space flight, 530 kg of excess fuel are needed at lift-off.
Heroin is the brand name of morphine once marketed by ‘Bayer’.
People in nudist colonies play volleyball more than any other sport.
Astronauts can’t belch – there is no gravity to separate liquid from gas in their stomachs.
The Mona Lisa has no eyebrows. In the Renaissance era, it was the fashion to shave them off!
Google is actually the common name for a number with a million zeros .
Gold is the only metal that doesn’t rust, even if it’s buried in the ground for thousands of years.
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 Roman numerals.
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.
Peanut oil is used for cooking in submarines because it doesn’t smoke unless it’s heated above 450°F.
Nine out of every 10 living things live in the ocean.
The tooth is the only part of the human body that cannot heal itself.
Warner Communications paid $28 million for the copyright to the song Happy Birthday.
A comet’s tail always points away from the sun.
Caffeine increases the power of aspirin and other painkillers, that is why it is found in some medicine.
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 the day.
In ancient times strangers shook hands to show that they were unarmed.
Avocados have the highest calories of any fruit at 167 calories per hundred grams.
The Earth gets 100 tons heavier every day due to falling space dust.
Mickey Mouse is known as “Topolino” in Italy.
Everything weighs one percent less at the equator.
The letter J does not appear anywhere on the periodic table of the elements.
In 2012, December has 5 Fridays, 5 Saturdays, and 5 Sundays. This apparently happens once every 823 years!