The world is more interesting than you think.
Unexpected facts, big ideas, and little discoveries. Find something that sparks your curiosity today.
A little more wonder
Tesla was in love with a white pigeon
Inventing the modern alternating current system apparently takes a severe toll on your romantic life. In his later, incredibly lonely years, Tesla became…
Discover more
Why actors get rewritten dialogue on recording day
Nothing instills confidence like handing an actor a script still warm from the printer. Writers regularly sit in the recording booth tweaking and rewriting…
Discover more
Divine madness was considered the peak of sanity
Acting completely unhinged used to be a highly respected career path. Across various cultures, individuals who displayed erratic, socially unacceptable traits…
Discover more
Cracking your knuckles won't cause arthritis
Despite your grandmother's ominous warnings, popping your joints just bursts tiny harmless bubbles of synovial fluid. It absolutely will not ruin your hands,…
Discover more
The Mongol army won battles by running away
Nothing screams military genius quite like running away crying. Mongol cavalry perfected the 'feigned retreat,' deliberately breaking formation and fleeing in…
Discover more
Costumed plaza performers demand aggressive tips
Taking a quick photo of that gladiator outside the coliseum or the levitating golden statue seems harmless until they break character and sprint toward you…
Discover more
STACKY FOR IPHONEA bigger world.
One discovery
at a time.
Keep discovering with Stacky. Interesting facts in an app that is always within reach.
Helium balloons float by being strictly less dense than air
There is no propulsion or thermal trickery involved. By filling a thin membrane with an incredibly light noble gas, the entire object essentially weighs less…
Discover more
Top forty radio formats were inspired by a jukebox
A radio executive in the fifties noticed people in diners kept paying to hear the exact same few songs on a jukebox, completely ignoring the rest. He realized…
Discover more
You have a tiny leftover third eyelid
That weird little pink triangle in the inner corner of your eye is a tragic monument to millions of years of wasted evolution. Known as the plica semilunaris,…
Discover more
Neptune brings thick fog and intense visual blindness
It throws a massive cosmic smoke grenade into your life, completely blinding you to actual reality. You end up walking directly into walls while believing you…
Discover more
Walking puts several times your weight on your knees
Physics really has it out for your knees. Because of the biomechanical levers involved in lifting and propelling your mass forward, a simple, leisurely stroll…
Discover more
The Ouija board supposedly named itself
According to the entirely unbiased patent holders, the talking board literally spelled out its own name when asked what it wanted to be called, claiming it…
Discover more
Why your brain recognizes sounds so quickly
Your auditory system is a high-speed survival mechanism built for panic. It takes far less time for your brain to recognize a sound than it does to process a…
Discover more
Bestial classifications literally mean animal-based
Any sign represented by a four-legged creature falls into this savage category. Old texts warn that these placements operate purely on instinct, which is a…
Discover more
Scratch-off winners are chosen before tickets reach stores
Your lucky quarter is completely irrelevant. The exact location of every single winning ticket is meticulously mapped out and tracked during the printing…
Discover more
Onyx stones function as tiny esoteric black holes
Wearing this pitch-black stone is apparently a massive energetic hazard. Astrological tradition claims it mercilessly absorbs all surrounding vibrations,…
Discover more
Anima mundi proposes the entire physical world has a soul
It is incredibly stressful to think the dirt you walk on has feelings. This ancient concept posits that just as humans have a life-giving essence, the entire…
Discover more
Racewalking means never losing contact with the ground
Nothing looks quite as painfully unnatural as someone trying to move intensely while keeping one foot glued to the pavement at all times. It is an incredibly…
Discover more
How a broadcast antenna sends signals through the air
Invisible radio transmission is fundamentally just violently shaking electrons up and down a large metal pole, forcing the resulting electromagnetic…
Discover more
Van der Waals forces create weak atomic attractions
Even completely neutral, uncharged molecules occasionally feel lonely. Van der Waals forces occur because electrons constantly shifting around atoms randomly…
Discover more
Luxury hotel luggage carts are aggressively heavy brass
Pushing one of those iconic golden birdcage carts feels like steering a tank because they are made of solid metal. The immense weight ensures they don't tip…
Discover more
Why an Antiques Roadshow valuation isn't your payday
Telling someone their dusty attic vase is worth fifty grand is fantastic television, but it doesn't mean they'll ever see that money. Appraisers often give…
Discover more
Balancing heavy sieves on scissors finds lost items
Kitchen utensils double as highly advanced tracking devices. Coscinomancy requires balancing a heavy sieve on a pair of shears while speaking names aloud.…
Discover more
Mirrors facing beds create terrible energy
Catching your own reflection while sleeping is considered a massive spatial faux pas. It supposedly bounces energetic fields around the room all night,…
Discover more