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Broccoli is ‘man-made’ through the breeding of different cabbage crops.
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
In 1997, Kevin Smith was hired by Warner Brothers to write the script for a Superman movie. He was forced to write Superman without the power of flight and he had to fight a giant spider. The movie would’ve starred Nicolas Cage.
A “butt” was a Medieval unit of measure for wine. Technically, a 'buttload' of wine is about 475 liters, or 126 gallons.
There are coffee houses in Russia where food and drink are free, but you pay for time.
Money can buy happiness, but researchers have found that its emotional well-being benefits max out at a salary of about 75K a year.
The human sigh acts as a physiological reset button.
The small pocket in the larger pocket of your jeans was designed for pocket watches.
Brass doorknobs automatically disinfect themselves in about 8 hours.
The first female self-made millionaire in America was a black woman.
The exact cause of death and burial site of Genghis Khan is unknown, because all of the 2000 funeral guests and 800 soldiers were killed in order to preserve the secret.
Soaking beans for twelve hours in water before they are cooked can reduce flatulence after consumption.
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
Jackie Chan’s mother was an opium smuggler and his father was a spy.
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
Drying your hands with paper towel will reduce the bacterial count by 45 - 60% on your hands. However, using a hand dryer will increase the bacteria on your hands by up to 255% because it blows out bacteria already living in the, conveniently, warm moist environment.
‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
Ma Yu Ching’s Bucket Chicken House in Kaifeng, China is considered the world’s oldest operating restaurant, first opening in 1153 AD during the Jing Dynasty.
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
Facebook is blue because Mark Zuckerberg is colorblind and best sees the shade of blue.
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
A bag of marijuana was the first thing ever bought and sold over the internet.
The Simpsons are yellow because creator Matt Groening thought it was a good way to catch channel surfer’s attention when they saw a flash of yellow.
Dogs turn in circles before lying down because in the wild this turns long grass into a bed.
Drinking watermelon juice before a workout helps reduce muscle soreness.
Ants tend to survive in a microwave because they find the coolest spot and wait!
Most Japanese schools don't have janitors. Instead, children do the daily cleaning as part of Buddhist traditions that associate cleaning with morality.
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
More people in Africa speak French than in France itself.
IMDb is one of the oldest websites on the internet, and began on Usenet in 1990 as a list of "actresses with beautiful eyes".
Any domino can knock over another object up to 1.5x its size. The 32nd object would be big enough to knock over the Empire State Building.
When you wake up with a jolt, it's called a Hypnic Jerk. This usually happens during the lightest stages of sleep, and can happen as a natural reaction when you fall asleep in a car or airplane.
Before clocks, there were candle clocks that, when burned, indicated the passage of periods of time. To set an alarm, you pushed a nail into the desired point and the nail would fall and clank on the metal holder.
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
The world’s smallest book, “Teeny Ted from Turnip Town”, is 100×70 micrometers in size and requires a scanning electron microscope to read, as light beams are too large.
Author J K Rowling wrote the final chapter of the last Harry Potter book in "something like 1990", seven years before the release of the first book.
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
Japanese engineers were asked to redesign the front end of the Bullet Train because it carried enough speed to create a sonic boom whenever it exited a tunnel. Residents could feel the blast from miles away.
There is a genetic disease that results in short stature, longer life expectancy, and near immunity to cancer and diabetes.
2% of Europeans lack the genes for smelly armpits.
Sheep, goats, octopuses, and toads have rectangular pupils.
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
You see your nose at all times, your brain just chooses to ignore it.
The girl who voiced Lilo from "Lilo & Stitch" (Daveigh Chase) was also Samara from The Ring.
There's a rare breed of pig that looks like a sheep.
A scorpion can hold its breath for up to 6 days.
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.
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
The hole in the soda can tab is actually used to hold a straw in place and stop it from rising.
In zero gravity, a candle's flame is round and blue.
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
Sudbury Valley School allows students to do whatever they want; no curriculum, tests, homework, or even classes unless requested. 82% of students get accepted to college, as opposed to the 63% national public school average.
Putting sugar on a wound or cut will greatly reduce pain and speed up the healing process.
The reindeer is the only mammal that can see UV light.
In 1989, a British company made a laptop with a graphical user interface, a 60 hour battery life, SSD storage, and a touchpad.
A natural gas vent in Iraq known as The Eternal Fire has been burning continuously for over 4,000 years, and is mentioned by Herodotus, Plutarch, and in the Old Testament’s Book of Daniel.
There is a 600 year old 240 paged book called the Voynich Manuscript, that’s written language is still completely unknown today.
Scientists in Germany have developed a candy that doesn't cause cavities.
Mars had an oxygen-rich atmosphere around 4 billion years ago
Al Capone's armored limousine, after being seized by the feds, was later used to protect Franklin Delano Roosevelt (FDR), 32nd President of the US, after the attack on Pearl Harbor.
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
In 1999, a fisherman found a love letter in a bottle from a soldier in WWI. He returned said letter to the now deceased widows 86 year old daughter.
Ming-Na Wen, who portrays The Cavalry on Agents of S.H.I.E.L.D., was also the voice of Mulan. And she’s 50 years old.
Only 8% of the world’s currency is physical money. The rest exists only on computers.
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
When you look up at the blue sky and see white dots flying around, you’re actually seeing your own white blood cells.
Coffee comes from an edible fruit. The coffee cherry is sweet and tastes like watermelon, rosewater, and hibiscus all at once.
The Pirate Bay tried buying their own island in hopes of making their own country with no copyright laws.
The water between India and Sri Lanka is only 3-30 feet deep and was purportedly passable on foot until 1480 AD when a cyclone moved some sand around.
The iconic roar made by Godzilla was produced by rubbing a leather glove across the strings of a double bass.
At the time of your birth, you were, for a few seconds, the youngest person on the planet.
The rarest motorcycle in the world was found behind a brick wall in Chicago and has engine technologies well ahead of its time. The “Traub” is still running to this day.
There’s a rare breed of chicken called Ayam Cemani that’s completely black. They have black plumage, legs, nails, beak, and even black meat, bones, and a black tongue!
The top sales at Walmart as a storm approaches are Pop-Tarts and beer.
In Georgia, there is an airtight room called the Crypt of Civilization that was sealed in 1940. It contains numerous artefacts documenting what life was like at the time of sealing, and is scheduled to be opened in the year 8113 to show people of the future exactly what life was like.
The scene in Skyfall where Daniel Craig is shaved with a classical razor lead to a 400% increase of straight edge razor sales.
Awarding people money for doing well in IQ tests causes them to score better, $10 increased people's score by an average of more than 20 IQ points. IQ tests don’t just measure intelligence - they also measure effort.
The word "impossible" dropped in use by 50% over the course of the 20th century
A comet's tail always points away from the sun.
In one day, adult lungs move about 10,000 litres of air.
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
Thumbelina, the smallest horse in the world, is about the size of a dog.
If you arrange the first letters of the names of the main characters in Inception, you would get DREAMS.
Samsung is also a full time weapons manufacturer.
The Platypus used to be considered a myth like Bigfoot and the Yeti.
Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
There’s a mushroom that grows in the wild and tastes like fried chicken. Its name is Laetiporus.
If Earth’s history were condensed into 24 hrs, life would’ve appeared at around 4am, land plants at 10:24pm, dinosaur extinction at 11:41pm, and human history would’ve began at 11:58:43pm.
In 2012, as phone booths become increasingly obsolete because of mobile phones, a Japanese artist has turned several booths in Osaka into aquariums.
In Korea, a child’s first birthday is the most important. In one part of the celebration, several items are placed on a table. The one that the baby picks up first is said to predict their future.
The Firefox emblem isn't actually a fox, but a red panda.
Dogs can make about 100 different facial expressions.
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
The Gate Tower Building skyscraper in Japan has a highway passing through its fifth, sixth and seventh floors.
A group of ferrets is called a business.
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
In 1995, a man named Shawn Nelson stole a tank from the US Army and took it for a joyride on a highway in California.
Nokia was once famous as a manufacturer of toilet paper.
A singing birthday card has more computing power than the allied forces in 1945.
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
If you fake a laugh long enough, you'll actually start to laugh really hard.
There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
In ancient Athens, the worlds first democracy, they had a process called ostracism, where once a year the people could vote on the politician they thought was most destructive to the democratic process. The “winner” was banished from Athens for 10 years.
When two strangers are forced to talk and maintain eye contact for a while, it can make them fall in love.
Carrots were originally purple. The dutch monarch planted carrot seeds together until the carrots grew orange to match their royal color - The House of Orange. Orange carrots were a symbol of prestige.
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
Penguins have a gland above their eye that turns saltwater into freshwater.
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
When you shave a guinea pig it looks like a little hippo.
Anuptaphobia is the fear of staying single.
Drinking banana milkshake is a perfect cure for hangover.
Applying vodka to your face helps tighten your pores and can reduce the risk of acne breakouts.
Leonardo Da Vinci made a robotic lion in 1515 that would walk, sway, open its mouth and move its tail - it even had a compartment that opened to present flowers.
Nachos were actually invented by a guy named Nacho. Happy Nacho Day!
The Basenji dog is the only dog that is not able to bark.
We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
Our brains have a negativity bias and will remember bad memories more than good ones.
It would take 76 work days (8 hours a day) for the average person to read the Terms and Conditions they agree to in a year.
There is a Swedish religion called Kopimism whose sole tenet is that all knowledge should be available to everyone - and thus, using CTRL+C and CTRL+V are sacred acts.
Ice cream cones were popularized in America during the 1904 World’s Fair in Saint Louis when an ice cream vendor ran out of cups and asked a nearby waffle vendor to roll up his waffles to hold the ice cream.
Japan has the most vending machines in the world (5.52 million) which is more than the population of New Zealand.
In the Victorian era, they had special tea cups that protected your moustache from getting dunked in your tea.
No one knows who invented the fire hydrant, because its patent was burned in a fire.
There is a tiger named Kenny who is the only known tiger to have downs syndrome.
There are pictures of Knights fighting Snails in old Medieval manuscripts - and nobody knows why.
Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
Group "brainstorming" makes each individual in the group less creative and doesn't work as efficiently as the same number of people working alone and then later pooling their ideas.
In 1943, a Pan Am Airline chef snuck whiskey into passengers' coffee to warm them up on a winter flight. When asked what kind of coffee they were being served, he improvised "Irish Coffee," creating the now-famous cocktail.
Sitting straight upright in your chair is bad for your back. You should instead slouch at an angle of 135 degrees.
In 1918, after the treaty of Versailles (end of WWI), the French Commander-in-chief said "This is not a peace. It is an Armistice for 20 years." 20 years and 65 days later, WWII happened.
The colossal squid has the largest eyes in the world.
Paul McCartney dreamed the melody of "Yesterday" one night and immediately wrote the music the next morning. He then looked around for a month to make sure that he didn't subconsciously plagiarize it from somebody else.
There's a new vaccine for alcoholism that gives drinkers an immediate and harsh hangover, even if they drink a small amount of booze.
A man earned 4 million airline miles for free without breaking any laws by using his credit card to purchase free-delivery $1 coins from the U.S. mint.
The average sperm cell swims at 8 inches per hour.
The word 'mile' is derived from the Latin word for 1,000 - the number of paces it took the average Roman!
Iron weighs more after it rusts.
People who have a strong friendship possess the ability to communicate with one another through facial expressions.
Scientists have developed a 'hangover-free' beer that has electrolytes, making it more hydrating and refreshing.
CAPTCHA stands for "Completely Automated Public Turing test to tell Computers and Humans Apart".
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
The human brain is more active during sleep than during the day.
The Aztecs were the first to serve chocolate as a drink. They also mixed it with hot chili pepper to make it really 'hot'.
Romans used a plant called Silphium as contraception. They had so much sex that they drove it into extinction.
A couple from Bristol who had trouble selling their house, found out they had an original Banksy on their wall, and received twice the asking price by selling the painting with a house attached.
The founder of Kellogg's Cereals (John Harvey Kellogg) was a doctor focusing on health and mental wellness. He began manufacturing corn cereals because he thought eating cereal for breakfast would curb people's desire to masturbate.
Noodles, the guitarist for The Offspring, was the janitor for the school the band went to. He was allowed into the band because he was old enough to buy the band alcohol.
Your body is creating and killing about 2.4 million red blood cells per second.
Pumice is the only rock that floats on water.
Walt Disney was a high school dropout and he was fired by a newspaper editor because "he lacked imagination and had no good ideas."
The chills you sometimes feel when listening to music is called "musical frisson."
NASA invented baby food as we know it today.
The only country where cannabis is completely legal and du jure is North Korea.
Steve Jobs never wrote a single line of programming code.
Pineapples are not a single fruit, but a group of berries that have fused together.
You will experience the billionth second of your life when you are 31 years old.
A strawberry is not a berry, but a banana is.
The word 'mortgage' comes from a French law term that means 'death pledge'.
During the Black Plague, it was thought that bad smells were the cause of the plague. "Plague Doctors" therefore wore masks with long beak-like noses stuffed with flowers or smoke to hide the smells.
Mentally doing a task makes you better at it. Your mind can barely tell the difference.
In the presence of attractive women, men find running easier, take more risks, donate more money, consume more calories, and talk more.
The four ghosts in Pac-Man are programmed to act differently: red chases you, pink just tries to position itself in a set way, blue tries to ambush you and orange is random.
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
Camels and llamas can cross breed. The offspring is called a ‘Cama’.
Mackinac Island, Michigan, has banned cars since 1898!
If you chew gum when you study a subject and then chew the same flavor when you take the test, it will help you remember!
God is the only Simpsons character to have five fingers on each hand.
Before the English speaking world was exposed to the fruit, the color orange was referred to as “geoluhread” which is Old English for red-yellow.
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
Thinking in a foreign language makes decisions more rational.
There is a town called Okay, OK. It has a population of 600 people.
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
The U.S. has 115,000 janitors, 83,000 bartenders, 323,000 restaurant servers, and 80,000 heavy-duty truck drivers with bachelor’s degrees.
Sharks have been on the planet longer than trees.
A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
While pumpkins are typically orange, they can also be green, white, red, gray, and even blue.
Borat, when supposedly speaking in Kazakh with his partner throughout the film, was actually speaking fluent Hebrew.
Cats sleep for 70% of their lives.
Brain freeze is caused by the brain sensing the drop of temperature on your palate and increasing blood pressure in an attempt to save you from freezing.
Sunflowers can be used to clean up radioactive waste.
Service dogs are trained to know when they are on duty. When their harness is on, they know they are at work. When you take it off they instantly become playful and energetic.
Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
To get a song out of your head, try doing something like a puzzle or Sudoku.
Pluto is smaller than Russia.
The first webcam was used in 1991 by Cambridge researchers for checking the coffee pot without leaving their desks.
In 1996, research found that having excessive body hair is linked to higher intelligence.
Donkey Kong was Mario's pet that he'd abused. Donkey Kong kidnapped Mario's girlfriend as revenge for the mistreatment.
Disney's first choice to play Jack Sparrow was Jim Carrey.
Dolly Dimples, a 555 lbs. woman, lost 443 lbs in one year by eating nothing but baby food.
The TomTato is a plant that produces both potatoes and tomatoes!
In the case of an emergency, a Crayola crayon can be used as a candle and will burn for about 15 minutes.
Chewing gum can make a person fart more.
Teddy bears were named after U.S. President Theodore 'Teddy' Roosevelt.
The Simpsons are responsible for popularizing the word 'meh'.
Most people notice a distinctive smell in the air after it rains. That smell after rain is caused by bacteria called 'actinomycetes'.
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
There is a growing sport in Berlin and London called Chess Boxing. Players alternate between a round of chess and a round of boxing until one is declared winner either by checkmate, KO, or technical stoppage.
The strangers in your dreams are actually people that you've seen in real life.
Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
The seahorse is the only fish to have a neck.
Wrap rage is an actual condition when you feel extreme levels of anger and frustration because you are unable to open product packaging.
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
Real diamonds do not show up on x-ray.
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
Elephants are terrified of Bees and actually have a special, distinct vocalization for “Run away the Bees are angry”
The smell of freshly cut grass is actually a plant distress call.
The world's first Buddhist ruler, Emperor Ashoka, who ruled India from 274-232 BCE, was the first ruler in human history to ban slavery, the death penalty, animal cruelty, and deforestation. He even advocated gender equality in education and religious institutions.
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
Until the 1920s there was a profession called a knocker-up, which involved going from client to client and tapping on their windows (or banging on their doors) with long sticks until they woke up.
If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
Some British police cars carry a teddy bear to console children after an accident.
Touching a teddy bear can make people feel less lonely.
The "Cobra Effect" is where a solution for a problem actually makes the problem worse.
Music has the ability to repair brain damage and return lost memories.
Camping can help to reset your body clock, according to research.
People who sleep late have more mental stamina and can outperform early risers.
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
"Dysania" is the state of finding it hard getting up out of bed in the morning.
Cows have best friends and get stressed when they are separated.
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
Foreign accent syndrome is a rare brain disorder which causes people to speak in a foreign accent involuntarily.
You can alleviate a tickly throat by scratching your ear.
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
Those things you see in your eyes when you stare into space are called Mouches Voltanes, which are also broadly referenced to as Floaters.
Pumbaa from "The Lion King" was the first character to fart in a Disney movie.
The left ear is more responsive to words of love and emotion whispered into it than the right.
Music is as addictive to the brain as sex and drugs.
Those who get out of bed by 7am are more likely to be thinner and happier.
Ice worms live in glaciers and if they're exposed to temperatures above 40°F, they melt!
Only about 2% of the world population has green eyes.
Japan's Okinawa Island has more than 450 people living above the age of 100, and is known as the healthiest place on Earth.
There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
There is a persistent storm in Venezuela that produces lightning 140 to 160 nights a year, 10 hours per day and up to 280 times per hour and has been going since at least the 16th century.
In Turkish, the bird we call a Turkey is called "Hindi" ("from India"). In India, it's called "Peru." In Arabic, the bird is called "Greek chicken"; in Greek it's called "French chicken"; and in French it's called "Indian chicken." The bird is indigenous to none of these places.
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
Research has determined that most people are happiest at 7:26pm on a Saturday night.
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
Jon Bon Jovi has a restaurant that has no prices; guests pay whatever they can or volunteer in exchange for their meal.
The offspring of two sets of identical twins are legally cousins but genetically siblings.
Sleeping on the job is acceptable in Japan. It is viewed as exhaustion from working hard. Some people fake it to look committed to their job.
Tabasco sauce is aged in barrels previously used for Jack Daniel's Tennessee Whiskey.
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
You can only remember 4 things at a time.
Vicks inhalers can cause you to test positive for Meth on drug tests.
There are about 255 babies born worldwide every minute.
Lurch, a Watusi bull, had the largest horns in the world.
Chanel Tapper, a student from California, USA, has the world's longest tongue, measuring 9.75 cm (3.8 inches), from tip to top lip!
There is enough energy in one bolt of lightning to power a home for two weeks!
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
The Guinness Book of Records was originally published by Guinness Breweries as a reference for settling bar arguments.
You can't tickle yourself.
The first South Park episode was made with construction paper. It took 3 months to make.
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
Optical illusions occur when what the eyes see conflicts with what the brain expects.
The largest breed of rabbit is the Flemish Giant.
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
Water is actually naturally blue.
Sean Connery turned down the role of Gandalf in Lord of the Rings because he didn't understand the script.
In October 1997, when Internet Explorer 4.0 was released, some Microsoft employees left a giant "From the IE team... We Love You" on Netscape's lawn.
'⸮' is a punctuation mark that was first proposed in the 1580s to denote sarcasm or irony.
Denver, Colorado, USA now has more marijuana dispensaries than it does Starbucks.
The province of Alberta, Canada is free of the common rat.
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
If you put two straws in your mouth, one inside a drink and one outside it, you won't be able to drink through either straw.
Kissing an infection-free partner is good for your teeth!
The lifespan of mammals is about 1 and a half billion heartbeats.
Penguin poop can be seen from space.
People with light eye colors (like blue, green or grey) have a higher alcohol tolerance.
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
The United Nations declared the Internet a basic human right in 2011.
The United States has paved enough roads to circle the Earth over 150 times.
Hot water can freeze faster than cold water.
The Gmail logo was designed the night before it was launched.
The United States does not have an official language.
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
The six official languages of the United Nations are Arabic, Chinese, English, French, Russian, and Spanish.
The word "listen" contains the same letters as "silent."
There is no mention of Adam and Eve eating an apple in the Bible.
Chewing gum boosts your brain power.
Denmark has twice as many pigs as there are people.
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
A typical lead pencil can draw a line that is 35 miles long.
If you had 10 billion $1 notes and spent one every second of every day, it would require 317 years for you to go broke.
The hands of the clock on the back of the $100 bill are set at approximately 4:10.
Coins usually survive in circulation for about 30 years.
Parrot parents "name" their children with a signature call.
Ian McKellen and Patrick Stewart had no idea how to play chess when they appeared in X-Men 2.
No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
There is a poisonous plant that leaves the victim with a smile on their face at the time of death.
The Canadian province of New Brunswick (which was part of the UK at the time) had a bloodless war with the US state of Maine in 1839
44% of kids watch television before they go to sleep.
Decaffeinated coffee is not 100% caffeine free. When coffee is being decaffeinated, 2% of the caffeine still remains in it.
The largest earthworm on record was found in South Africa and measured 22 feet.
In Monopoly, the character locked behind the bars is called Jake the Jailbird. Officer Edgar Mallory sent him to jail.
The human brain stops growing at the age of 18.
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
Play-Doh was first manufactured as a wallpaper cleaner.
50 years ago Cheerios were called Cheerioats.
If you are cold you are more likely to be hungry because you use energy to keep warm.
HP, Google, Microsoft, and Apple have one thing in common – apart from the obvious that they are IT companies. They were all started in garages.
Obsessive nose picking is called Rhinotillexomania.
You forget 90% of your dreams.
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
Your thumb is about the same size as your nose.
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
Two in five people in the world marry their first love.
The single biggest predictor of love is proximity.
Parents receive 1 out of every 5 Valentines.
Daizi Zheng, a Chinese designer, made a Coca-Cola powered cell phone. She designed a battery that uses enzymes to generate electricity from the carbs.
Alaska is the only state that can be typed on one row of keys on a QWERTY keyboard.
Poor eyesight (myopia) is associated with higher IQ.
Yawns are more contagious among people with closer relationships.
The P.S. at the end of a letter stands for Post Script.
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
According to a U.K. study, women are better at parking a car than men.
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
Moths are unable to fly during an earthquake.
A Native American tribe in South Dakota collects bottle caps left by campers, using them as currency. Several banks in the area now recognize the caps as legal tender.
If your DNA was stretched out it would reach to the moon 6,000 times.
Domestic pigs average a top speed of about 11 miles per hour.
Diamonds can be shattered with a hammer.
The words ‘racecar,’ ‘kayak’ and ‘level’ are the same whether
they are read left to right or right to left (palindromes).
There are only four words in the English language which end in “dous”:
tremendous, horrendous, stupendous, and hazardous.
Cows can sleep standing up, but they can only dream lying down.
Alligators can live up to 100 years.
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
A cat can jump FIVE TIMES as high as it is tall!
A cow produces around 200,000 glasses of milk in her lifetime.
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
A domestic cat can sprint at about 31 miles per hour.
By weight, Bone is five times stronger than steel.
Drivers kill more deer than hunters do.
Sound travels about 4 times faster in water than in air.
Sloths take two weeks to digest their food.
Chocolate is lower in caffeine than tea, coffee and coca cola. A one ounce bar of chocolate contains about 6mg of caffeine, whereas a five ounce cup of regular coffee contains over 40mg.
Research has shown that allowing chocolate to melt in your mouth produced brain and heart rate activity that was simliar to - and even stronger than - that produced with passionate kissing.
Chocolate is associated with the release of serotonin, the hormone that makes you feel relaxed, calm, and happy.
Quality dark chocolate contains flavonoids which help reduced the risk of heart disease.
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
A human being loses an average of 40 to 100 strands of hair a day.
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
Gorillas can catch human colds and other illnesses.
It is impossible to hum if your nose is plugged.
Tigers can see 6 times better at night than humans.
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
A dairy cow can produce more milk when listening to music.
The North Atlantic gets 2.5 centimetres (1in) wider every year.
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
One in five long-term love relationships began with one or both partners being involved with others.
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
Couples' personalities converge over time to make partners more and more similar.
Men who kiss their wives in the morning live five years longer than those who don't.
When withdrawing money from an ATM, the 'whirring' sound before your money pops out is actually a recording. The actual mechanism is so far back that you can't hear it.
There is a town in Pennsylvania named Intercourse.
Most of the dust underneath your bed is actually your own dead skin.
Summer on Uranus lasts for 21 years.
Just before the US started bombing Baghdad, nearly $1 billion dollars was stolen from the Central Bank of Iraq and is now the largest bank robbery in history.
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
The technology contained in a single game boy unit in 2000 exceeds all the computing power that was used to put the first man on moon in 1969.
Although Nostradamus died in the middle of 1566, his 1567 almanac was published because he had the foresight to prepare it before his death.
Dell's first advertisement was made on the back of a pizza box.
Dell Computers was started by a 19 year old with only $1,000.
If the population of China walked past you, in single file, the line would never end because of the rate of reproduction.
Jumping fleas can accelerate 50 times faster than the space shuttle.
Lobsters have blue blood.
If two pieces of metal touch in space, they become permanently stuck together.
If you eat lots of carrots, you'll start to turn orange.
Sound doesn't travel in space.
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
Lack of water is the #1 trigger of daytime fatigue.
It would take more than 150 years to drive a car to the sun.
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
Jupiter is bigger than all the other planets combined.
Sheep can survive for up to two weeks buried in snow drifts.
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
There are more chickens than people in the world.
Larry Walters tied 45 balloons to his lawn chair and rose to 15,000 feet.
Even a small amount of alcohol placed on a scorpion will make it go crazy and sting itself to death.
If your liver stopped working, you'd die within 24 hours.
In 1992, 29,000 rubber ducks washed off a ship. They were found thousands of miles away 8 years later.
Most elephants weigh less than a blue whale's tongue.
Donkeys kill more people annually than plane crashes.
If you yelled for 8 years, 7 months and 6 days, you would have produced enough sound energy to heat one cup of coffee.
One human hair can support 3 ounces.
The largest cell in the human body is the female egg and the smallest is the male sperm.
On average people fear spiders more than they do death.
If a native Hawaiian woman places the flower on her right ear, she is available. (The bigger the flower, the more desperate!)
Standard paper cannot be folded in half more than 7 times.
Your fingernails grow faster in summer.
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
Turtles can breathe through their butts.
A pig's orgasm lasts for 30 minutes.