Check out all of our sourcing for @TrueFacts below.
Editor's note: We regularly tweet about anniversaries and simply replace "today" with the day's date so that the tweet is searchable and sourcing is still available.
Example: "All Dogs Go to Heaven premiered 25 years ago today" becomes "All Dogs Go to Heaven premiered 25 years ago as of Nov. 17, 2014." Enjoy!
The sword-billed hummingbird is the only bird with a beak longer than its body.
Twin Peaks premiered 25 years ago, as of 8 April 2015.
R.L. Stine co-created and was head writer for the children's show Eureeka's Castle.
It takes thousands of years for a photon to get out from the center of the sun.
The actor who played Spock had an album titled Leonard Nimoy Presents Mr. Spock's Music From Outer Space.
Leonard Nimoy, Spock of Star Trek, served in the Army for two years and rose to the rank of sergeant.
Small icebergs are called bergy bits or growlers.
During World War II, George Takei and his family were placed in Japanese-American internment camps in the U.S.
In the 1970s, a Braille edition of Monopoly was created for the visually impaired.
Pluto was discovered 85 years ago today as of February 18, 2015.
The Brady Bunch Movie premiered 20 years ago as of February 17, 2015.
Extremophiles are organisms that thrive in extreme environments.
In the 1950s, Monopoly's lantern, purse, and rocking horse were replaced by the dog, horse and rider, and wheelbarrow.
The first 5,000 copies of Settlers of Catan sold out so quickly that even the game's creator doesn't own a first-edition copy.
The man behind bars in Monopoly is officially named Jake the Jailbird.
Helmets weren't mandatory in the NFL until 1943.
The Vince Lombardi trophy is about seven pounds of sterling silver and made by Tiffany & Co.
There are about 169,518,829,100,544,000,000,000,000,000 possible ways to play the first 10 moves in a game of chess.
The book that 101 Dalmations was based on had a sequel called The Starlight Barking in which the dogs can fly and meet a dog alien.
When Seal wrote "Kiss From a Rose," he couldn't play a single instrument.
Sinéad O'Connor's hit "Nothing Compares 2 U" was originally written and recorded by Prince for his group The Family.
Fiona Apple wrote "Criminal" in 45 minutes.
All the clothes in Britney Spears' video "…Baby One More Time" were purchased at Kmart.
"Wonderwall" by Oasis was originally titled "Wishing Stone."
The process of getting stretched out while being torn up by a black hole is known as "spaghettification."
Gravity on Earth isn't uniform: Things like water flow and tectonic plate shifts change its pull.
Earth isn't perfectly round: It's slightly wider at the equator.
Marriages that start with expensive engagement rings and weddings don't tend to last as long as ones that start with cheaper ones.
Being sleep-deprived makes you more susceptible to forming false memories, which is when you remember something that didn't actually happen.
The nonsensical lyrics in Ariana Grande's single "Break Free" were songwriter Max Martin's idea.
Katy Perry helped write Iggy Azalea and Rita Ora's collaboration "Black Widow."
When Queen hit it big, guitarist Brian May abandoned his Ph.D. in astrophysics but completed it more than 30 years later.
A coin dropped from a skyscraper is very unlikely to kill someone.
Magpies have been known to swoop and attack humans to protect their eggs during nesting season.
Taylor Swift was the first woman to replace herself at number one on the Billboard Hot 100 when "Blank Space" overtook "Shake It Off."
Wombats can move up to 40 kilometers per hour and have been known to attack humans.
Australia is home to 20 of the world's 25 most venomous snakes.
Recording "Uptown Funk" was so stressful for Mark Ronson that he fainted once and threw up three times during the process.
Researchers recorded 28 instances of oral sex between two male brown bears at a sanctuary in Croatia.
Nicki Minaj's video for "Anaconda" broke Miley Cyrus' record for most Vevo views in a day.
The choir in the background of Sam Smith's "Stay With Me" is just his voice layered about 20 times.
Certain kinds of tumors, known as teratoma, can grow teeth and hair.
Earth spins at about 1,000 miles per hour at the equator.
It takes Neptune about 165 Earth years to make a complete orbit around the sun.
All Dogs Go to Heaven premiered 25 years ago as of Nov. 17, 2014.
The stars closest to the Milky Way's center orbit at speeds as high as 3 million miles an hour.
The original publisher and author of Choose Your Own Adventure books, R. A. Montgomery, passed away Nov. 9, 2014. He was 78.
Porcupines grow new quills to replace ones they've lost.
Reading Rainbow ended November 10, 2006 after a 23-year run.
Jupiter has more than 50 moons.
There is no relationship between vaccination and autism.
The video for the 1998 Spice Girls single "Viva Forever" took longer to make than "Spice World."
There are eight miles of wire that connect the International Space Station's electrical power system.
The power for the International Space Station is supplied by an acre of solar panels.
Roald Dahl wasn't pleased with 1971's Willy Wonka & the Chocolate Factory because it placed more emphasis on Wonka than Charlie.
Dominic West, who played Jimmy McNulty on The Wire, played a photographer in Spice World.
The International Space Station weighs about 925,000 pounds.
Rebel Without a Cause starring James Dean and Natalie Wood premiered 59 years ago as of October 27, 2014.
The technical term for jet lag is "circadian dysrhythmia".
The International Space Station is about the size of a football field.
Seven U.S. presidents were born in Ohio.
Australia's Uluru, also known as Ayers Rock, has a circumference of about six miles and is taller than the Eiffel Tower.
Thailand's government has developed a robot that can recognize inauthentic Thai food.
Scientists found about 170,000 different microbes in New York City's Central Park, 2,000 of which aren't found anywhere else in the world.
The final episode of "Breaking Bad" was first broadcast one year ago as of September 29, 2014.
Cosmos premiered 34 years ago as of September 28, 2014.
Wasabi is rich in vitamin C.
Other planets have rings, too, but Saturn's are the only ones visible from Earth — even with a small telescope.
Hershey's Kisses allegedly got their name from the sound of the machine that deposits the chocolate on the conveyor belt.
A mineral found at the moon was named armalcolite for the Apollo 11 crew: ARMstrong, ALdrin, and COLlins.
"Elvis" is an anagram of "lives."
Roald Dahl was born 98 years ago as of September 13, 2014.
James Polk was the first president to have his photograph taken while in office.
There's a champagne glass in London that's shaped after Kate Moss' breast.
The first people to see the far side of the moon were the crew of Apollo 8.
The largest desert in the world isn't the Sahara: It's the Antarctic Desert.
Giraffes have sturdy hearts and high blood pressure, which help prevent fainting when they lift their heads from the ground to the sky.
The Fresh Prince of Bel-Air aired 24 years ago as of September 10, 2014.
Aging male giraffes go black instead of gray.
Hershey's Kisses used to be wrapped by hand, but today's machines can wrap 1,300 per minute.
If you could line them up, more than nine Earths would fit across Saturn.
According to a 1993 character guide published by Nintendo, Yoshi's full name is T. Yoshisaur Munchakoopas.
One of Jupiter's moons, Ganymede, is bigger than Mercury and Pluto.
Baby porcupines have soft quills at birth, which harden within a few days.
Aretha Franklin was the first woman inducted into the Rock and Roll Hall of Fame.
Mudpuppies, also known as waterdogs, are one of the few salamanders that make noise.
My So-Called Life premiered 20 years ago as of August 25, 2014.
Cryptomnesia is when a memory is hidden from your consciousness.
"Semantic satiation" is the name for when you repeat a word so many times it starts to sound like nonsense.
Female black widow spiders sometimes kill and eat their male counterparts after mating.
The scientific term for brain freeze is sphenopalatine ganglioneuralgia.
Saturn's rings are made of ice and rock particles. Some are as tiny as grains of sand, others are bigger than houses.
Snow cover on Arctic sea ice has thinned 30 to 50 percent over the past 50 years.
Nobody ever said, "Beam me up, Scotty" in the original Star Trek TV series.
Female komodo dragons don't need a male to reproduce.
The end opposite of a hammer's face is called a peen.
John Lennon and George Harrison first had LSD when their dentist put it in their coffee without them knowing.
Winds on Saturn can reach 1,118 miles per hour, while the fastest winds on Earth reach only about 250.
More than 40 spacecraft have explored Venus.
Ostrich kicks can kill a human.
Petrichor is the name for the smell that accompanies rain after a long period of warm, dry weather.
The cornerstone for the Statue of Liberty was laid on Bedloe's Island in New York Harbor on August 4, 1884.
A baby shark is referred to as a pup.
Snakes have two penises, but only use one at a time.
Deoxygenated human blood isn't blue.
People aged 18-29 have sex an average of 112 times per year, according to a 2002 US study.
SaveWalterWhite.com is a real website.
Nelson Mandela appeared in Spike Lee's Malcolm X as a teacher reciting one of the activist's speeches.
A group of porcupines is called a prickle.
At 17 Selena Gomez became the youngest American UNICEF ambassador.
Though giraffes are sometimes perceived to be mute, they make a variety of sounds, including moos, roars, snorts, hisses, and grunts.
Catfish use their entire bodies to taste things.
There are 43 buildings in Manhattan with their own zip codes.
Our sun is just one of at least 100,000,000,000 stars in the Milky Way galaxy, and each of those stars could have its own planetary system.
Painful ovulation is known as "mittelschmerz."
The Hubble Space Telescope observed a tiny patch of sky (one-tenth the diameter of the moon) for 11.6 days and found about 10,000 galaxies.
1998 is as far away as 2030.
The sun rises in the west and sets in the east on Venus.
Coldplay's Parachutes was released in the UK 14 years ago on July 10, 2000.
Tina Fey's husband composed the music for 30 Rock.
In 2011 Toyota announced that the official plural of "Prius" is "Prii."
Terry Pratchett's Discworld novel Thud! is published in Germany as Klonk!
"Horripilation" is another word for getting goosebumps.
Ontario, Canada has an Apology Act allowing an apology in court to be a sign of sympathy and regret, not guilt.
Due to the success of Breaking Bad, some drug dealers have started adding blue dye to crystal meth in an effort to "brand" their product.
If you could somehow capture the water vapor from Rosetta's comet, you would have the equivalent of two water glasses every second.
Health fanatic Basil Brown died after drinking a gallon of carrot juice a day in the belief it would make him healthy.
A "truel" is a duel between three people.
In Roman numerals, there is no zero.
Suzanne Collins, author of The Hunger Games, used to be a writer for Clarissa Explains It All.
The Hunger Games is currently the third most highlighted Kindle book of all time. The Bible is first.
Sparklers caused 31 percent of reported fireworks injuries in the U.S. last year — the most out of any fireworks type.
The word hundred is derived from the word "hundrath", which actually means 120 and not 100.
The University of Victoria in Canada has offered a course called "The Science of Batman."
Canada's official phone number is 1-800-O-Canada.
Churchill, Manitoba has a jail for polar bears that get too close to town.
Ben Franklin used pseudonyms when he wrote, including Silence Dogood, Richard Saunders, Busy Body, Caelia Shortface, and Alice Addertongue.
People who work at computers for more than seven hours a day can have less tear fluid than normal.
A group of otters is called a romp.
There's not enough space in the known universe to write out a googolplex in full on paper.
A French word for pie chart is "camembert".
The voice of Lilo in Lilo & Stitch also played Samara in The Ring.
Some lobster species can live to be 50 years or older.
A pizza that has radius "z" and height "a" has volume Pi × z × z × a.
When William Goldman asked his daughters what to write a book about, one said "a princess" and the other "a bride," and the title was born.
(6 × 9) + (6 + 9) = 69
The next summer solstice in the Northern Hemisphere of Uranus isn't until 2048.
The Natural Resources Defense Council estimates one in 10 of U.S. recreational beaches is unfit for swimming.
Elephants have been known to recognize themselves in a mirror.
We get seasons because Earth is tilted 23.4 degrees on its axis.
If all the water in the atmosphere fell as precipitation at once, the Earth would be covered with only about an inch of water.
You don't fall out of a roller coaster loop because your inertia resists the acceleration and keeps you in the seat.
A protein in human saliva called histatin can help wounds heal faster.
The largest lobster recorded was caught off the coast of Nova Scotia, Canada, and weighed 44 pounds.
Elephants are believed to grieve for their dead.
More than 150 asteroids are known to have a small companion moon (some with two).
The record for largest serving of fries was set at Adventure Island in the UK and weighed 987 pounds.
Pizza Hut delivered pizza to the International Space Station in 2001, which cost around $1,000,000.
Burger King is called "Hungry Jack's" in Australia.
Grizzly bear dads sometimes kill cubs, so moms find dens that are far away from males.
A rumbling in your stomach is called a borborygmus.
Before 1971, the system for measuring wind ended at "hurricane."
The white crescent at the bottom of your fingernail is called a lunula.
There's a 3.3-inch aluminum sculpture on the moon commemorating fallen astronauts.
Ceres was the first (and largest) asteroid discovered. It has since been reclassified as a dwarf planet.
While moms hunt, emperor penguin dads fast for weeks and protect their egg from the cold with a special flap of skin.
Pepsi got its name from pepsin, a digestive enzyme.
All but 2.4% of Antarctica's 14 million square kilometers is covered by ice.
Tardigrades are the only animal we know of that can survive in the vacuum of space.
If you write out pi to two decimal places, backwards it spells "pie".
Burt of Burt's Bees is real: He's 79 and lives in rural Maine.
The oceans hold about 96.5% of all Earth's water.
The Chinese soft-shelled turtle can expel urea, the main waste product in urine, out of its mouth.
Walt Disney and Salvador Dalí worked on a short film together entitled Destino.
Not once in the Humpty Dumpty nursery rhyme does it mention that he's an egg.
Reports of lasers being pointed at planes have jumped dramatically since the FAA instituted a reporting system about a decade ago.
Walt Disney played Peter Pan in a school play.
Neptune has 13 confirmed moons and one awaiting official confirmation.
The temperature at the sun's core is about 15 million degrees Celsius.
If the sun were as tall as a typical door, Earth would be about the size of a nickel.
There's a skeleton inside your body right now.
About once a year, a car-sized asteroid hits Earth's atmosphere, creates a fireball, and burns up before reaching the surface.
Without the sun's intense heat and energy, there would be no life on Earth.
Over 200,000 people applied to go on a one way trip to Mars with the Mars One mission.
Boto dolphins have been known to wave clumps of grass or branches to attract mates.
The Hubble Space Telescope has traveled more than three billion miles in its orbit around Earth.
The lichen Caloplaca obamae is named after Barack Obama.
The creases in your wrist are called "rasceta."
"Fast" is its own opposite: It can mean "to move quickly" or "fixed, unmoving".
If all of the asteroids in the solar system were combined into a ball, it would be smaller than Earth's moon.
In a group of 23 people, there is a greater than 50% chance that two of them share the same birthday.
There are about six calories in the glue of a standard British postage stamp.
Bananas are slightly radioactive.
Pineapples grow on plants close to the ground.
Neptune has six rings.
A song that gets stuck in your head is called an "earworm."
There is a museum in Belgium dedicated to fries and potatoes.
Maya Angelou was born Marguerite Johnson.
There is a group of 19 fern species named after Lady Gaga.
During sex, flies create a buzz that can attract predatory bats.
As of the Hubble Space Telescope's 24th anniversary this year, its observations have taken up more than 100 terabytes of data.
When caterpillars metamorphosize, they digest themselves into a "soup," then reform into a butterfly.
Hummingbirds can fly backwards.
The surface area of Pluto is a bit smaller than that of Russia.
A day on Venus is longer than its year.
A straw only has one hole in it.
Robin Williams named his daughter Zelda after the princess from the game.
Air Force One has 4,000 square feet of floor space on three levels.
You can spell the words "upside down" upside down using other letters of the alphabet: umop apisdn.
Wombat poop is cube-shaped.
There are 43,252,003,274,489,856,000 ways to scramble a Rubik's Cube.
On the NES cover of Super Mario Bros., Mario is dying.
Humans are the only species we know of that produce emotional tears.
Mantis shrimp have four times as many colour receptors in their eyes as humans do.
Life expectancy in the U.S. has doubled over the past 150 years.
Red-footed tortoises are not susceptible to contagious yawning.
The rabbit "Sylvilagus palustris hefneri" is named after Hugh Hefner.
Tomatoes have more genes than humans.
The sun's atmosphere can reach temperatures of two million degrees.
Penguins have knees.
Some people faint after they pee. The phenomenon is called "micturition syncope".
You can use a blue whale's wax earplug to work out its life history.
Dolphins can stay active for 15 days or more by sleeping with only one half of their brain at a time.
Human saliva has a painkiller called opiorphin that's more powerful than morphine.
The rule that an engagement ring should be one or more months' salary was started by De Beers.
The daisy-shaped Chupa Chups logo was designed by Salvador Dalí.
The medical name for hiccups is "singultus".
South Africa has 11 official languages.
During the Ice Age, 32,000 years ago, a squirrel buried a seed. Now the seed has been used to grow a flower.
Elephants are pregnant for almost two years.
Almost half of the entire world's adult population has never drunk alcohol.
The feeling you get when something is so cute you can't help but want to squeeze it is called "cute aggression".
Dung beetles use the Milky Way to navigate.
Astronauts grew a rose in space to see if it would smell different from an Earth-grown rose. It did.
One of Ronald Reagan's pet names for his wife Nancy was "Mommie Poo Pants."
In Up, 20,622 helium balloons are shown lifting Carl's house off the ground.
If you could fold a piece of paper 42 times, it would reach to the moon.
The dot over a lowercase "i" or "j" is called a "tittle".
Male platypuses are venomous.
There are more stars in the universe than there are grains of sand on all the world's beaches.
Pure water itself doesn't conduct electricity. It's the impurities, like salts, that do.
If you heated up a cubic foot of Martian soil you could harvest two pints of liquid water.
The Olympic torch went on its first ever spacewalk in November 2013.
Earth is closest to the sun in January.
Oprah's name was supposed to be Orpah, chosen from the Bible's Book of Ruth, but it was mispronounced so often that Oprah stuck.
The Hubble Space Telescope weighs 24,500 pounds — about as much as two full-grown elephants.
It's a myth that you only use 10% of your brain. Most of your brain is active almost all of the time.
Hurricanes rotate anticlockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere, thanks to the Coriolis effect.
The word "octopus" is of Greek origin, meaning using a Latin suffix to make the plural "octopi" is etymologically incorrect.
Each of a tarsier's eyeballs is as big as its brain.
The Voyager 1 spacecraft is the furthest human-made object from Earth after reaching interstellar space in August 2012.
Major Tim Peake will become the UK's first official astronaut in 2015 when he flies to the International Space Station.
The actor who plays Theon Greyjoy on Game of Thrones, Alfie Allen, is the brother of Lily Allen.
An octopus has three hearts.
Honey is believed to have an eternal shelf life.
The oldest continuous parliament in the word is believed to be The High Court of Tynwald on the Isle of Man.
Armadillos found in the U.S. nearly always give birth to identical quadruplets.
The YKK on your zipper stands for "Yoshida Kogyo Kabushikigaisha."
The man who voiced Fry on Futurama, Billy West, also voiced Doug on Doug and the Honey Nut Cheerios bee.
Guinea pigs are neither pigs nor from Guinea.
"The White House" didn't become the building's actual name until Theodore Roosevelt made it official in 1901.
There's a temperature and pressure, called the "triple point", where a substance exists as a solid, liquid, and gas at the same time.
Narwhals have nerves in their tusk, probably to help them sense their environment better.
Koala bears aren't bears: They're marsupials.
Bats help pollinate agave, the plant that's used to produce tequila.
Neurons fire at 150 miles per hour.
You can pay a company to have someone come snuggle with you.
If you shuffle a pack of cards properly, chances are that exact order has never been seen before in the whole history of the universe.
Your brain, when awake, generates enough electricity to light a lightbulb.
Horned lizards can shoot blood out of their eyes to defend themselves.
Actor Richard Gere went to college on a gymnastics scholarship.
President Calvin Coolidge had a pet raccoon named Rebecca that he walked on a leash.
Honeybees can taste with their feet.
Most astronauts become around two inches taller in space.
Your brain is only about 2% of your body mass, but uses up to 20% of its blood.
The sequel to the novel Gentlemen Prefer Blondes was called But Gentlemen Marry Brunettes.
Puggy the Pekingese holds the world record for current longest dog tongue at 4.5 inches.
The best time for most people to have their morning cup of coffee is between 9:30 and 11:30 a.m.
If your brain's cortex were laid out flat, it would be about the size of a newspaper page.
Honeybees can recognise and distinguish between human faces.
Two thirds of people tilt their head to the right when they kiss.
Eating two or more teaspoons of nutmeg can lead to hallucinations.
For $12,500 Celestis will launch your cremated remains into deep space.
On the night Nancy Sinatra's father died, she was home watching the Seinfeld finale.
The Leaning Tower of Pisa took 10 years and $40 million of restoration to straighten up 50 centimeters.
Mantis shrimp can punch at 80 kilometres per hour.
In the history of Earth, we're closer in time to Tyrannosaurus rex than T. rex is to Stegosaurus.
The woman who played Robb Stark's wife on Game of Thrones, Oona Chaplin, is the granddaughter of Charlie Chaplin.
The man who voiced Yoda, Frank Oz, also voiced Miss Piggy on the Muppets.
Rodent hairs are legally allowed in your food in the U.S.
In Saskatchewan, a hoodie is called a "bunnyhug."
We've found over a thousand planets outside our solar system just in the last 20 years.
The first letters of the months separating June and December spell "JASON".
If you cry in space the tears just stick to your face.
There are about 86 billion neurons in an average human brain.
Adding /4 to the end of Facebook's URL will take you to Mark Zuckerberg's profile.
There's a mammal in Australia that has sex until it disintegrates.
111,111,111 × 111,111,111 = 12,345,678,987,654,321.
"Biopsy" is one of the longest English words to have all of its letters in alphabetical order.
Ladybirds can fly at speeds up to 60 kph.
There are about 7,000,000,000,000,000,000,000,000,000 atoms in a human body.
Yahoo is an acronym for "yet another hierarchical officious oracle."
Mean Girls was originally called Homeschooled.
To scale, Saturn's rings are 100 times thinner than a piece of paper.
The first American film to show a toilet being flushed on screen was Alfred Hitchcock's Psycho.
The first man to urinate on the moon was Buzz Aldrin, shortly after stepping onto the lunar surface.
Light doesn't necessarily travel at the speed of light. The slowest we've ever recorded light moving at is 38 mph.
The symbols used to censor words in comic books are called jarns, quips, nittles, or grawlixes.
Mark Twain invented and patented the bra-strap clasp.
The world's longest wedding dress has a train that's almost two miles long.
Female kangaroos have three vaginas.
Everyone has a unique tongue-print, just like fingerprints.
Hatmakers used mercury in the 1800s, and after prolonged exposure, they'd act erratic — leading to the phrase "mad as a hatter."
Female insects of the genus Neotrogla have a penis and can have sex for up to 70 hours.
The opening for emptying or filling a cask is called a "bunghole."
Every atom in your body is billions of years old.
The longest time between two twins being born is 87 days.
An orgasm can clear your sinuses.
Beaked whales can hold their breath for over two hours.
There's a gas cloud in the constellation of Aquila that contains enough alcohol to make 400 trillion trillion pints of beer.
Sneezing when you look at the light, or the photic sneeze reflex, affects about a quarter of the population.
In The Empire Strikes Back, the asteroid field had random objects, like a potato and a shoe.
Canadian McDonald's exclusively sells the McLobster.
Arya was the fastest-rising baby name in the United States between 2011 and 2012.
The logo for the Royal New Zealand Air Force is a kiwi — a flightless bird.
Two of the official voice actors of Mickey and Minnie Mouse were married to each other.
Bees can sense a flower's electric field and use it to find pollen.
Adults have fewer bones than a baby.
Almost every element in your body was made in a star.
The sun makes up more than 99% of the mass of the solar system.
There are more cells of bacteria in your body than there are human cells.
It takes a photon, on average, 170,000 years to travel from the core of the sun to the surface.
There is no sound in space because sound waves there don't have a medium to travel through.
There's a planet where it rains glass, sideways.
The world's oceans contain nearly 20 million tons of gold.
Google was originally called BackRub.
Adult humans can't breathe and swallow at the same time.