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
Cybernetic feedback loops maintain cruise control speeds
Your car driving itself at a steady speed is just playing an endless game of hot and cold. Cruise control relies on continuous feedback loops, constantly…
Discover more
Early prams sent babies into intersections first
The first prams were completely reversed, meaning parents pushed from behind while the baby led the way. This conveniently meant the infant was the very first…
Discover more
Leprechauns were originally just local cobblers
You thought they were just hoarding gold at the end of rainbows, but these little guys had actual day jobs. Leprechauns did not start out as the elite bankers…
Discover more
The Nutcracker was once hated by critics
The universally beloved holiday classic was initially utterly despised by absolutely everyone. When the legendary ballet first debuted, critics completely…
Discover moreElton John wrote songs for a stranger's lyrics
One of the greatest songwriting duos in history initially functioned entirely through the mail. Elton John would receive lyric sheets from Bernie Taupin, whom…
Discover more
Name a cockroach after your ex—for charity
Animal sanctuaries discovered the ultimate fundraising loophole: allowing profoundly bitter people to pay a small fee to name a hissing cockroach after their…
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.
Your phone screen is coated in transparent metal
You are aggressively tapping your finger against a wildly exotic material every single day. Touch panels only function because they are coated in indium tin…
Discover more
Asteroids could hold unimaginable wealth
The ultimate frontier of greed involves dragging giant floating rocks down from the stars just to extract their rare metals. It proves that human ambition…
Discover more
How a tiny team generated 18 quintillion planets
Instead of hiring thousands of artists to draw trees, Hello Games just asked an algorithm to do the heavy lifting. The entirety of No Man's Sky—featuring 18…
Discover more
Card verification values are omitted from magnetic stripes
That tiny three-digit code on the back of your card is the final, fragile line of defense against absolute digital chaos. It is purposefully excluded from the…
Discover more
Cathedral relics turned out to be antelope horns
Authenticating holy relics was apparently not a terribly rigorous scientific process. Great cathedrals prominently displayed massive, curved talons strictly…
Discover more
How meme coins get value from hype
Welcome to modern finance, where invisible digital coins have value simply because a subreddit says they do. Without underlying physical assets, fiat backing,…
Discover more
Ski boot flex ratings indicate the rigidity of the plastic
The comfort of your feet is dictated entirely by an arbitrary number slapped on the side of a plastic vice. A high flex rating means the boot is unyieldingly…
Discover more
Neoprene is a synthetic rubber resistant to oil
Natural rubber heavily degrades and turns to slush the moment it touches raw petroleum. By heavily polymerizing chloroprene, chemists spawned a resilient…
Discover more
Most of the world's roads are unpaved
Most of the entire planet is still completely reliant on traveling purely through loose dust. Paved infrastructure is a laughable luxury in vast unmapped…
Discover more
Hoarding physical paper for daily columns
If you stacked up all the physical newspapers printed solely to deliver a tiny square of vague daily advice, you could probably build a bridge to the exact…
Discover more
John of the Cross escaped prison using a dismantled door
Locked up by his own colleagues in a tiny, freezing cell, he didn't just sit there. He managed to loosen the hinges of his door, cut his blankets into a…
Discover more
The $40 late fee that supposedly inspired Netflix
Spite is genuinely the most powerful driving force in modern capitalism. Legend has it that Reed Hastings was so annoyed by a forty-dollar late fee for a VHS…
Discover more
Ziplines send you downhill with tiny brakes
Paying for the privilege of sliding down a metal wire strapped to a harness has become a booming industry. The steepest courses literally throw tourists down…
Discover more
Investors borrow shares to speculate on absolute failure
Haters can literally monetize their pessimism. By borrowing stock and selling it immediately, speculators hope the asset crashes so they can buy it back for…
Discover more
You can legally drive a tank on British roads
Forget the Range Rover, the ultimate grocery-getter in the UK is a sixty-ton armored behemoth. As long as the weapons are decommissioned, you possess a…
Discover more
Quintiles pretend to make you a misunderstood genius
Dividing the 360-degree wheel by five gives you 72 degrees, an angle supposedly linked to raw creative talent. In reality, it just makes people incredibly…
Discover more
Xanthophobia makes people terrified of the color yellow
Imagine waking up and realizing the sun, bananas, and school buses are all out to get you. This phenomenal glitch makes a primary shade feel like an immediate…
Discover more
Standard table tennis nets sit exactly six inches high
That tiny barrier is high enough to mercilessly block your aggressive smashes, yet low enough to give you false hope. Hitting the tape and watching the ball…
Discover more