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Curious Facts

1007 surprising, true stories about animals, history, space, food and the everyday things around us. Each one checked against trusted sources.

Illustration of Jupiter with its swirling bands and the red-orange Great Red SpotSpace & the SkyJupiter's Giant Storm Was Once Three Times Wider Than Earth. Now It's ShrinkingIllustration of a huge red rafflesia flower with white spots on a rainforest floorEarth, Nature & the OceanThe World's Biggest Flower Is 3 Feet Wide, and You'd Probably Smell It Before You Saw ItIllustration of a vintage Coca-Cola bottleFood & Kitchen SecretsCoca-Cola's Secret Formula Sits in a Vault in Atlanta, and Its Guardians Are Secret TooIllustration of a vintage push-button telephone with its twelve-key keypadInventions & Everyday ThingsThe Star and Pound Keys Were Added for Businesses. Then Phone Companies Found New Uses
Illustration of rows of bicycles parked along a canal in a Dutch cityStrange Places & GeographyAmsterdam Is Famous for Having More Bikes Than People. The Real Count Is CloserIllustration of colorful beans spilling out of a tipped-over glass jarEveryday Science & Curious CustomsThe Famous Story Behind "Spill the Beans" Has a Problem: The Dates Don't Add Up
Illustration of a V formation of geese flying against an orange autumn skyAmazing AnimalsGeese Fly in a Perfect V for a Reason, and Pilots Have Been Trying to Copy ItA person holding a white handkerchief up to their face, about to sneezeThe Human BodySome People Always Sneeze Three Times. Science Has a Surprisingly Honest Answer
Illustration of a weathered wooden post with a word carved into it, deep in a forestHistory's Oddities115 Colonists Vanished and Left One Word Carved on a Post. The Clues Are Still ComingIllustration of a black hole surrounded by a glowing orange ring of light against a starry skySpace & the SkyFall Into a Black Hole and Your Friends Would See Something Very Different Than YouIllustration of a riverboat on the wide Mississippi RiverEarth, Nature & the OceanThe Mississippi Once Ran Backward. Other Rivers Reverse Themselves Every Single YearA rich slice of chocolate layer cake on a plate with a fork beside itFood & Kitchen SecretsYou're Too Full for Another Bite of Dinner, Yet There's Always Room for Cake. Here's Why
Illustration of an open box of colorful wax crayons lined up in neat rowsInventions & Everyday ThingsBefore Crayola Made Crayons, Its Founders Made Pigment for Barn Paint and TiresIllustration of the Great Pyramid of Giza rising above the desert sands under a clear blue skyStrange Places & GeographyFor Over 3,700 Years, Nothing People Built Stood Taller Than This Egyptian TombIllustration of a bouquet of red rosesEveryday Science & Curious CustomsRed Roses Meant Love Long Before Valentine's Day. The Story Starts in Ancient GreeceIllustration of a cat kneading a soft knitted blanket with its pawsAmazing AnimalsYour Cat Kneads the Blanket for a Reason That Starts Long Before It's Grown
Illustration of a close-up of hands applying lotionThe Human BodyThe Outer Layer of Skin You're Wearing Today Wasn't There a Few Months AgoIllustration of a portrait of Abraham Lincoln holding a handwritten letterHistory's OdditiesLincoln's Famous Beard Started With a Letter From an 11-Year-Old Girl in New YorkIllustration of astronauts eating floating food aboard a space stationSpace & the SkyNASA Once Faced a Congressional Hearing Over a Sandwich Smuggled Into SpaceIllustration of a cutaway view of Earth showing its glowing layers and coreEarth, Nature & the OceanDeep Beneath Your Feet Is a Ball of Iron About as Hot as the Sun's Surface, Yet It's Solid
Illustration of a plate of glazed doughnutsFood & Kitchen SecretsA 16-Year-Old Sailor Claimed He Invented the Doughnut Hole With a Pepper Box at SeaIllustration of a coat with buttonsInventions & Everyday ThingsMen's and Women's Shirts Button on Opposite Sides, and Nobody Is Completely Sure WhyIllustration of a wide river making a sharp looping bend around a patch of farmlandStrange Places & GeographyA Piece of Kentucky Can't Be Reached by Road Without Leaving Kentucky. Blame a RiverIllustration of soapy hands being washed under a running faucetEveryday Science & Curious CustomsSoap Doesn't Just Wash Germs Away. Its Tiny Molecules Pull Off a Clever Two-Part Trick