Featuring Interesting Cool Facts, Funny Cool Facts, and more. Cool Fun Facts.
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On October 28, 2013, wind power provided 100% of Denmark's power. At 2:00am, it was producing 122% of the country's energy needs.
When the 2013 government shutdown threatened the closing down of a national program giving medical attention and meals to children, John D. Arnold donated $10 million of his own money to keep it afloat.
Thomas Edison taught his second wife Morse code so they could communicate in secret by tapping into each other’s hands when her family was around.
There's a regenerative candle that creates a new candle as it melts.
There are coffee houses in Russia where food and drink are free, but you pay for time.
Brass doorknobs automatically disinfect themselves in about 8 hours.
In 2011, a couple bought a box of textbooks for $10. Inside, they found a 25-cent bill signed by the president of the Republic of Texas, Sam Houston, and subsequently sold it for $63,250.
Taiwan is the first country in the world to offer free Wi-Fi connectivity to its citizens and all its foreign tourists.
Cuban rescue workers use sniffer rabbits to find people in collapsed buildings.
In Tunisia, you can book an overnight stay in Luke Skywalker’s boyhood home for only $10.
Mico headphones read your brainwaves and select music based on your state of mind.
The United Arab Emirates donated a laptop to every high school student in Joplin, Missouri, after the city had been devastated by a tornado.
The Beatles wrote into their contracts for American concerts that they would not play in front of segregated audiences.
The Prince Charle Cinema in London has volunteer "ninjas" that hush obnoxious moviegoers.
Yu Youzhen, a Chinese millionaire, works as a street sweeper for the sanitation department to set an example for her children.
More books are written, published and sold per person per year in Iceland than anywhere else on the planet. One in ten Icelanders will become a published author in their lifetime.
A Swiss man replaced his car's broken heater with a fully functional wood burning stove.
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
Seattle is planning to build a new city park filled with hundreds of edible plants - such as fruit trees, vegetables plants, herbs, etc… Free to “anyone and everyone.” If successful, it will be the first “food forest” of the nation.
There is a fake village with fake shops and restaurants that is actually a care home for elderly dementia sufferers in the Netherlands.
The Savannah is the largest domestic cat breed. It resembles a small leopard and behaves like a dog. They can grow up to 40 lbs, have an eight foot vertical jump, and can be trained to walk on a leash and play fetch.
Kid Rock took a pay cut that cost him around $50,000 to $100,000 per night during his tour, just to keep ticket prices at $20 and a 12 oz beer at $4.
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.
After coming across a "very sweet" homeless man from Jamaica named Michael on a night out, Londoner Jenny Baker took to Twitter, and within hours, using the hashtag #getmichaelhome, had raised thousands of pounds so that he could return home to Jamaica where he said he would be "happy again".
In Dubai, there’s a fridge magnet that orders a pizza delivered to your door.
In Iceland, 100% of domestically produced electricity comes from renewable energy.
Tim’s Place, a restaurant in Albuquerque, serves breakfast, lunch and hugs and is owned by a man with Down’s Syndrome.
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
An African Baobab tree in South Africa, known as Big Baobab, has a circumference of 154 feet and even has a bar inside the trunk that can fit 60 people.
There's a rare breed of pig that looks like a sheep.
Billions of neutrinos pass unnoticed through your body every second.
The hole in the soda can tab is actually used to hold a straw in place and stop it from rising.
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
When he was 7, Vin Diesel and some friends broke into a New York theater with intentions to vandalize it. Instead of calling the police, the theater’s artistic director handed them scripts and offered them parts in the upcoming show. This became Diesel’s first acting role.
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.
In 1989, a British company made a laptop with a graphical user interface, a 60 hour battery life, SSD storage, and a touchpad.
There's a road in Lancaster, CA that has grooves carved in such a way that when you drive over them at 55 MPH, they will play a part of Rossini's "The William Tell Overture."
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.
Scientists in Germany have developed a candy that doesn't cause cavities.
There's a café in France which charges €7 for a coffee to rude customers and €1.40 to people who talk politely to staff.
Coffee comes from an edible fruit. The coffee cherry is sweet and tastes like watermelon, rosewater, and hibiscus all at once.
In 2012, Swedish artist Fredrik Saker created a super-detailed self portrait and successfully submitted it as his driver’s license picture.
In 1996, an Iraqi man named Sam Eisho moved to Australia and used the welfare system as income. Some years later, he became successful and wrote a cheque for more than $18,000 to the Australian Government (every cent they gave him).
Apollo 17 astronaut Gene Cernan, the last man to walk on the Moon, wrote his daughter initials there. They’ll last at least 50,000 years.
The iconic roar made by Godzilla was produced by rubbing a leather glove across the strings of a double bass.
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
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.
Students at the John Hopkins University collaboratively decided to opt out of their final since the professor set his curve based on the highest score grading it as 100%. They chose to receive a score of zero, making it the highest grade and thereby getting 100%.
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
Each year, Canada Post receives a million letters addressed to "Santa Claus, The North Pole, H0H 0H0". They reply to every one.
Leonardo da Vinci could write with one hand and draw with the other at the same time.
In 1977, researchers detected a strong radio signal from space that lasted 72 seconds. It hasn't been detected since.
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.
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
Listening to music while working helps to create a positive mood, and helps you to become more productive.
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
Some nursing homes in Germany have fake bus stops to keep Alzheimer's patients from wandering away.
License plates in the Canadian Northwest Territories are shaped like polar bears.
Iceland has no army and is also recognized as the world’s most peaceful country.
Pope Francis was once a nightclub bouncer.
Ernest Vincent Wright wrote a 50,000 word book titled 'Gadsby' which did not use the letter "e".
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.
In 2012, as phone booths become increasingly obsolete because of mobile phones, a Japanese artist has turned several booths in Osaka into aquariums.
While filming a guest appearance on Star Trek TNG, Stephen Hawking was taken on a tour of the USS Enterprise set. When he saw the Warp Core, he paused, and said “I’m working on that.”
Redlove Era Apple is red all the way to its core.
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
The Gate Tower Building skyscraper in Japan has a highway passing through its fifth, sixth and seventh floors.
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.
An Australian study found that homework is of little to no academic value to students in elementary and junior high schools.
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
In 1916, a US amendment was proposed to put all acts of war to a national vote. If you voted yes you would have to register as a volunteer for service in the United States Army.
Alexander Selkirk, a Scottish sailor, was left stranded on a deserted island in 1704, but survived for over 4 years, partly by using feral cats to protect him from ravenous rats that attacked during the night.
Self-made millionaire Harris Rosen adopted a Florida neighborhood called Tangelo Park, cut the crime rate in half, and increased the high school graduation rate from 25% to 100% by giving everyone free daycare and all high school graduates scholarships.
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
Putting your car alarm remote under your chin or beside your head increases its range.
There is a sport called Banzai Skydiving. You throw the parachute out of the airplane first and then jump after it.
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.
In 1987, a Chicago TV station had its broadcast interrupted by a pirate signal that shows a man in a Max Headroom mask mumbling and being spanked with a fly swatter. Despite investigations by the FCC and FBI, this became the only known incident in which a hacker interrupted a major TV broadcast without getting caught.
The world's tallest snowman was created in Bethel, Maine in 2008. It measured in at 122 feet / 1 inch and weighed 13,000,000 lbs.
"Monowi" is a town in Nebraska that has a population of 1, the Mayor pays taxes to herself.
Nachos were actually invented by a guy named Nacho. Happy Nacho Day!
It 'snows' metal on Venus.
In the Victorian era, they had special tea cups that protected your moustache from getting dunked in your tea.
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.
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.
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
Water, electricity, and gas has been free in Turkmenistan since 1991.
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.
Scientists have developed a 'hangover-free' beer that has electrolytes, making it more hydrating and refreshing.
There's a small town called Dinosaur, Colorado (USA). Some of its street names include Brontosaurus Blvd, Brontosaurus Bypass, Stegosaurus Freeway, and Tyrannosaurus Trail.
Lentil As Anything, a successful Australian restaurant, allows its customers to pay whatever price they feel like paying for the food.
Hockey player Jarome Iginla donates $2,000 to the children’s charity Kidsport for every goal he scores. Since 2000 it has added up to more than $700,000.
There's a woman named Veronica Seider who had vision 20x better than average. She could identify people more than a mile (1.6km) away.
As part of an advertising campaign, Molson, a Canadian beer company, strategically placed 'beer fridges' around Europe that only Canadian passports could unlock.
If an ant is drunk, a fellow comrade will carry him back to the nest to sleep off the alcohol.
Between 2007 and 2012, Bill Gates gave away $28 billion; saving 6 million lives.
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 inventor of the Game Boy, was originally Nintendo’s janitor and maintenance man. His name was Gunpei Yokoi.
Pierre Jaquet-Droz, a watchmaker, 240 years ago invented a robot that could write, and the parts could be interchanged to say whatever you want.
The station master and operating officer at the Kishi Station, Japan, is a cat!
The full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
As of April 2010, Bill Gates had donated $36,854,000,000 in his lifetime! That's more than half of his total net worth!
Rather than use CGI, Tim Burton had 40 squirrels trained to crack nuts for Charlie & The Chocolate Factory.
Mackinac Island, Michigan, has banned cars since 1898!
Genghis Khan exempted the poor and clergy from taxes, encouraged literacy, and established free religion, leading many peoples to join his empire before they were even conquered.
Valentine Tapley promised to never shave again if Abraham Lincoln was elected president. He died in 1910 with a 12-foot-long beard.
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!
The biggest burger in Britain, dubbed the 'Apocalypse Burger', is a mammoth 25,000 calories, weighs 11kg (25lb) and contains £150 (around $233 USD) worth of ingredients.
The first guy to win Who Wants To Be A Millionaire (USA) used none of his lifelines until the final question, where he called his dad. During the call, he told his dad he didn't need any help on the final question, but he just wanted to let him know that he was about to win $1,000,000.
While pumpkins are typically orange, they can also be green, white, red, gray, and even blue.
At YouTube Headquarters, employees can either take the elevator, stairs or slide.
There's an island in the Bahamas called Big Major Cay (or Pig Beach), which is only inhabited by swimming pigs.
There is a fruit called The Miracle Berry that, when eaten, causes sour foods to taste sweet, and has been used to treat diabetes, among other things.
There's a swing on the edge of a cliff in Ecuador. It has no safety measures and is called the 'Swing at the End of the World'.
Sweden is so good at recycling, it has run out of garbage and now must import garbage from Norway to fuel its energy programs.
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
Evanston Township High School in Illinois played Justin Bieber's 'Baby' as a fundraiser between classes. Students had to pay to stop it. $1,000 was collected in 3 days.
In the case of an emergency, a Crayola crayon can be used as a candle and will burn for about 15 minutes.
The Simpsons are responsible for popularizing the word 'meh'.
Raj from the Big Bang Theory is married to Miss India.
The Power Rangers command center is a real building located in a California University.
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.
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.
After Germany surrendered in WW2, people in Moscow partied until the entire city actually ran out of vodka.
In 1948, Costa Rica abolished its military and spends the money on education and culture instead.
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.
Scientist Niels Bohr was “given a house next door to the Carlsberg brewing company, and had a pipeline running from the brewery into the house so that he could have a never-ending supply of fresh beer on tap”.
Elephants are terrified of Bees and actually have a special, distinct vocalization for “Run away the Bees are angry”
A type of strawberry that almost became extinct is now being sold in Europe. It tastes like pineapple so they call it pineberry.
Passengers on the Beijing subway can pay with plastic bottles.
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
In Brazil, prison inmates can reduce their sentence by 4 days (up to 48 days a year) for every book they read and write a report on.
London's King's Cross railway station has a platform 9 3/4 in dedication to Harry Potter.
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.
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
In Japan, watermelons are grown into the shape of a square so they are easier to stack and transport.
Jon Bon Jovi has a restaurant that has no prices; guests pay whatever they can or volunteer in exchange for their meal.
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
There's a Hello Kitty-themed hospital in Taiwan.
In Monopoly, the character locked behind the bars is called Jake the Jailbird. Officer Edgar Mallory sent him to jail.
The longest Monopoly game in history lasted 70 straight days.
The longest Monopoly game in a bathtub lasted 99 hours!
By weight, Bone is five times stronger than steel.
Gorillas can catch human colds and other illnesses.