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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 a city glow hiding the starsSpace & the SkyAbout 80 Percent of Americans Can't See the Milky Way From Home AnymoreIllustration of big waves rolling onto a beachEarth, Nature & the OceanThe Wave Crashing at Your Feet May Have Started Thousands of Miles AwayA glass pitcher of bright red fruit drink with ice on a sunny tableFood & Kitchen SecretsKool-Aid Started as a Bottled Drink in Nebraska. Shipping Costs Turned It Into PowderIllustration of a glass snow globe with a tiny snowy village scene insideInventions & Everyday ThingsA Man Trying to Build a Better Surgical Lamp Ended Up Making Snow Globes Famous
Illustration of two fluffy guinea pigs sitting side by side on a soft carpetStrange Places & GeographyIn Switzerland, You Can't Keep Just One Guinea Pig. There's Even a Rental ServiceIllustration of a steamy bathroom with tiled walls, a shower curtain, and a small vintage radio on a shelfEveryday Science & Curious CustomsYour Shower Turns You Into a Better Singer. Famous Musicians Have Used the Same Trick
Illustration of a husky with one blue and one brown eyeAmazing AnimalsSome Dogs Are Born With Ice-Blue Eyes, or One of Each. The Reason Isn't What You'd GuessIllustration of a person lying awake in a quiet, moonlit bedroom late at nightThe Human BodyThat Ache Seems to Get Louder After Dark. Your Body Clock May Be Part of the Story
Illustration of the 1903 Wright Flyer lifting off above windswept sand dunesHistory's OdditiesThe First Airplane Flight Was Shorter Than a Jumbo Jet's Wingspan. Then the Wind StruckIllustration of the Apollo lunar module descending toward the gray surface of the MoonSpace & the SkyHalf a Second Separated Neil Armstrong From Disaster a Year Before the Moon LandingA smooth, saucer-shaped lenticular cloud hovering over a snowy mountain peak at sunsetEarth, Nature & the OceanThis Smooth, Saucer-Shaped Cloud Has Fooled People Into Reporting UFOsIllustration of a pumpkin pie with a swirl of whipped cream on a holiday tableFood & Kitchen SecretsThe Pilgrims Probably Never Ate Pumpkin Pie. So How Did It Become a Thanksgiving Must?
Illustration of ice cubes in a glass, some cloudy in the center and some crystal clearInventions & Everyday ThingsYour Freezer Makes Cloudy Ice Cubes. Fancy Bars Serve Crystal-Clear Ones for a ReasonIllustration of a snowy historic town with a starStrange Places & GeographyThis Pennsylvania Town Was Named on Christmas Eve, and a Giant Star Still Shines Over ItIllustration of fresh apple slices on a white plate, a few edges turning golden brownEveryday Science & Curious CustomsSlice an Apple, Wait a Little While, and It Starts Turning Brown. Here's WhyIllustration of a brown rabbit thumping its hind foot on the grass in a sunny gardenAmazing AnimalsWhen a Rabbit Stomps Its Back Foot, It's Sending a Message. Here's What It Means
Illustration of a person dozing off in a cozy armchair beside a reading lampThe Human BodyThat Sudden Jolt as You Fall Asleep Has a Name, and One Theory Points to Our AncestorsVintage-style illustration of a mule walking a towpath pulling a wooden canal boat along the Erie CanalHistory's OdditiesCritics Mocked It as 'Clinton's Big Ditch.' It Ended Up Reshaping the Whole CountryIllustration of a vintage star chart with constellation figures drawn among the starsSpace & the SkyThe Night Sky Has Exactly 88 Constellations, Because Astronomers Once Had to Settle a MessIllustration of mist rising from a rainforest canopyEarth, Nature & the OceanA Single Large Oak Can Release 40,000 Gallons of Water Into the Air Every Year
Illustration of a chocolate chip cookie lying on a clean kitchen floorFood & Kitchen SecretsScientists Put the Five-Second Rule to the Test. The Floor Wasn't the Only SurpriseIllustration of a vintage electric fan on a tableInventions & Everyday ThingsBefore Air Conditioning, a Sewing Machine Motor Helped Bring America an Electric BreezeA colorful Key West street lined with pastel houses, palm trees, and a Conch Republic flagStrange Places & GeographyIn 1982, Key West Declared War on the United States. It Surrendered One Minute LaterIllustration of colorful hot air balloons floating over a valley at sunriseEveryday Science & Curious CustomsA Hot Air Balloon Floats for the Same Reason a Rubber Duck Does. Warm Air Is the Trick