The tongue is the only muscle that is attached from only one end.
Pumice is the only rock that floats in water.
Camel’s milk does not curdle.
Your foot is the same length as your forearm, and your thumb is the same length as your nose. Also, the length of your lips is the same as the index finger.
Natural pearls melt in vinegar.
Buttermilk does not contain any butter.
The human brain is 80% water.
Men’s shirts have the buttons on the right while women’s shirts have the buttons on the left.
Human fingernails grow nearly 4 times faster than toenails.
The Great Pyramid at Giza in Egypt holds a constant temperature of 68 degrees Fahrenheit.
The liquid inside young coconuts can be used as a substitute for blood plasma.
Oak trees do not produce acorns until they are fifty years of age.
It takes approximately 2 million flowers for a bee to make 1 pound of honey.
Human saliva has a boiling point three times that of regular water.
It is physically impossible to urinate and give blood at the same time.
The letter J does not appear anywhere in the periodic table of the elements.
The right lung of a human is larger than the left one. This is because of the space and placement of the heart.
Watermelons, which are 92% water, originated from the Kalahari Desert in Africa.
The hair of some cancer patients treated with chemotherapy can grow back in a different colour, and sometimes even be curly or straight.
The markings that are found on dice are called “pips.”
111,111,111 x 111,111,111 = 12,345,678,987,654,321
The cigarette lighter was invented before the match.
Leonardo Da Vinci never signed or dated his most famous painting, the Mona Lisa.
The ampersand (&) was the last letter of the Latin alphabet.
The palms of your hands and the soles of your feet cannot tan, or grow hair.
Dolphins can swim and sleep at the same time, as they sleep with one eye open.
Each nostril of a human being registers smell in a different way. Those by the right nostril are more pleasant than the left.
The longest single-syllable word in the English language is “screeched.”
The word “Checkmate” in chess comes from the Persian phrase “Shah-Mat,” which means “the king is dead”.
Each king in a deck of playing cards represents a great king from history: Spades – King David, Clubs – Alexander the Great, Hearts – Charlemagne, and Diamonds – Julius Caesar.
In Gulliver’s Travels, Jonathan Swift described the two moons of Mars, Phobos and Deimos, giving their exact size and speeds of rotation. He did this more than 100 years before either moon was discovered!