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A duck's quack doesn't echo, and no one knows why.
The "save" icon on Microsoft Word shows a floppy disk, with the shutter on backwards.
The combination "ough" can be pronounced in nine different ways. The following sentence contains them all: "A rough coated,dough-faced, thoughtful ploughman strode through the streets of Scarborough; after falling into a slough, he coughed andhiccoughed."
The verb "cleave" is the only English word with two synonyms which are antonyms of each other: adhere and separate.
The only 15 letter word that can be spelled without repeating a letter is "uncopyrightable".
Facetious and abstemious contain all the vowels in the correct order, as does arsenious, meaning "containing arsenic."
Emus and kangaroos cannot walk backwards, and are on the Australian coat of arms for that reason.
Cats have over one hundred vocal sounds, while dogs only have about ten.
The word "Checkmate" in chess comes from the Persian phrase "Shah Mat," which means, "the king is dead".
Pinocchio is Italian for "pine head."
Camel's milk does not curdle.
In every episode of Seinfeld there is a Superman somewhere.
An animal epidemic is called an epizootic.
Murphy's Oil Soap is the chemical most commonly used to clean elephants.
The United States has never lost a war in which mules were used.
Blueberry Jelly Bellies were created especially for Ronald Reagan
All porcupines float in water.
Cat's urine glows under a blacklight.
If you bring a raccoon's head to the Henniker, New Hampshire town hall, you are entitled to receive $10 from the town.
The reason firehouses have circular stairways is from the days of yore when the engines were pulled by horses. The horses were stabled on the ground floor and figured out how to walk up straightstaircases.
Non-dairy creamer is flammable.
The airplane Buddy Holly died in was called "American Pie." (Thus the name of the Don McLean song.)
The only nation whose name begins with an "A", but doesn't end in an "A" is Afghanistan.
When opossums are playing 'possum', they are not "playing." They actually pass out from sheer terror.
The Main Library at Indiana University sinks over an inch every year because when it was built, engineers failed to take into account the weight of all the books that would occupy the building.
If you toss a penny 10,000 times, it will not be heads 5,000 times, but more like 4,950. The heads picture weighs more, so it ends upon the bottom.
The glue on Israeli postage stamps is certified kosher.
The longest word in the English language, according to the Oxford English Dictionary, is pneumonoultramicroscopicsilicovolcanoconiosis. The only other word with the same amount of letters is pneumonoultramicroscopicsilicovolcanoconioses, its plural.
Hydroxydesoxycorticosterone and hydroxydeoxycorticosterones are the largest anagrams.
An ostrich's eye is bigger than its brain.
Ben and Jerry's sends the waste from making ice cream to local pig farmers to use as feed. Pigs love the stuff, except for one flavor:Mint Oreo.
Al Capone's business card said he was a used furniture dealer.
Wilma Flintstone's maiden name was Wilma Slaghoopal, and Betty Rubble's Maiden name was Betty Jean Mcbricker.
The Ramses brand condom is named after the great pharaoh Ramses II who fathered over 160 children.
Dueling is legal in Paraguay as long as both parties are registered blood donors.
A pig's orgasm lasts for 30 minutes.
The characters Bert and Ernie on Sesame Street were named after Bert the cop and Ernie the taxi driver in Frank Capra's "It's A Wonderful Life."
The phrase "rule of thumb" is derived from an old English law which stated that you couldn't beat your wife with anything wider than your thumb.
"Stewardesses" is the longest word that is typed with only the lefthand.
The Baby Ruth candy bar was actually named after Grover Cleveland's baby daughter, Ruth.
Armadillos have four babies at a time and they are always all thesame sex.
Armadillos are the only animal besides humans that can get leprosy.
A group of unicorns is called a blessing. Twelve or more cows are known as a "flink." A group of frogs is called an army. A group of rhinos is called a crash. A group of kangaroos is called a mob. A group of whales is called a pod. A group of ravens is called a murder. A group of officers is called a mess. A group of larks is called an exaltation. A group of owls is called a parliament.
Every time you lick a stamp, you're consuming 1/10 of a calorie.
The phrase "sleep tight" derives from the fact that early mattresses were filled with straw and held up with rope stretched across the bedframe. A tight sleep was a comfortable sleep.
Palace of Culture.