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

Superabsorbent hydrogels drink vastly more than their weight
Cross-linked polymers are chemically desperate for water. Superabsorbent hydrogels are composed of sprawling molecular chains lined with sodium molecules.…
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Fixed air signs genuinely prefer talking to houseplants
Ferns never ask foolish questions or demand emotional vulnerability. They will happily deliver long, complicated lectures to a potted pothos while completely…
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Why the Colosseum floor was covered in sand
The brilliant stone arena was constantly coated in granular dust for a highly grim reason. It was heavily applied to instantly soak up large massive stains,…
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The fighting-game kick that makes blocking a guess
Defending against a jumping kick is impossible when the foot is occupying multiple dimensions. By attacking at the exact pixel overlapping your opponent, you…
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Theosophists taught that humanity evolved from translucent blobs that lived on a lost continent called Lemuria
Darwin gave us the brilliant theory of natural selection, but Madame Blavatsky decided we actually evolved from giant, translucent, egg-laying jellyfish…
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Casa Bonita charges you to watch cliff divers
Colorado's wildly famous pink eatertainment palace firmly does not care if you just want to watch the indoor cliff divers. You are legally required by the…
Discover moreA bigger world.
One discovery
at a time.
Keep discovering with Stacky. Interesting facts in an app that is always within reach.

Windshield wipers use graphite-treated rubber to glide quietly across wet glass
Raw rubber would screech terribly against wet glass. To keep the wiping motion smooth and silent, manufacturers bake a thin layer of slippery graphite powder…
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Government agencies funded attempts to visualize distant places during the Cold War
You can allegedly spy on secret facilities without leaving your couch. Remote viewing involves sitting quietly and attempting to visualize far-off places.…
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Astrologers slice zodiac signs into three ten-degree decans just to make your horoscope more complicated
Just in case memorizing twelve signs wasn't exhausting enough, the cosmos introduced sub-genres. Because a 30-degree zodiac sign is too broad, astrologers…
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Spiders use hydraulic pressure to extend their legs
Spiders are essentially tiny, terrifying hydraulic machines. While humans use a system of opposing muscles to pull their bones back and forth, spiders only…
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How to lie without saying anything false
Paltering is the highest tier of linguistic manipulation. It involves using entirely factual, accurate statements to weave a completely false impression. You…
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Why farmers download Ukrainian software for their tractors
Modern agricultural equipment is loaded with proprietary software protected by aggressive copyright laws. When a simple part breaks, farmers are legally…
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Your blood vessels could circle Earth 2.5 times
You are carrying around roughly 60,000 miles of biological tubing inside your meat suit. If you were to lay out your entire cardiovascular system end-to-end,…
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Flamingos owe their pink feathers to their diet
Flamingos are born utterly gray and disappointing. Their iconic neon-pink aesthetic is entirely the result of their aggressive dietary habits. By dipping…
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Why Mortal Kombat's blood turned gray on Nintendo
Terrified of completely losing their family-friendly image, they forced developers to recolor blood to look exactly like grey sweat. It completely ruined the…
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Video-game ragdoll physics turns bad collisions into bodies that fold like spaghetti
The hilarious sight of a defeated opponent cartwheeling over a mountain is just constrained physics geometry at work. Developers assign invisible spheres to…
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The gum trick that can help you remember what you studied
Context-dependent memory proves your recall is tied to physical anchors. If you chew a specific flavor of gum while studying, chewing that exact same flavor…
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How jet skis move without exposed propellers
Instead of exposing a spinning propeller to the open ocean, these machines suck hundreds of gallons of water into an internal tube and violently blast it out…
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Observers said Teresa of Avila melted snow around her during ecstatic states
Because nothing proves divine favor quite like becoming a human space heater. Observers documented that during intense ecstatic states, her body generated…
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Why employers gave workers caffeine
The midday caffeine dose was not a gracious gift to let you relax and socialize. Employers realized that heavily caffeinated workers made fewer errors on the…
Discover moreParents cannot watch babysitters, letting teens prioritize phones over childcare
Handing an adolescent absolute authority over your offspring invites immediate misalignment. The parents passionately want the toddler asleep and educated,…
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Houdini died after a fan punched him in the stomach
The most famous escape artist in history was taken down by a completely mundane injury. Harry Houdini did not die in a dramatic water torture cell, but rather…
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Why millions of old books and films remain inaccessible
Because creative preservation is blocked by dead authors you cannot find. Millions of historic books and films decay into dust simply because institutions are…
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Why your veins look blue when blood is red
Royalty doesn't have blue blood, and neither do you. The blueish tint of your veins is nothing but an optical illusion caused by the way light penetrates…
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