stackyFACTS
STAY CURIOUS

The world is more interesting than you think.

Unexpected facts, big ideas, and little discoveries. Find something that sparks your curiosity today.

34,160 facts11 topics to exploreStart exploring ↓
YOUR NEXT DISCOVERY

A little more wonder

Page 1 / 1424
Why game cases came wrapped in endless tape
Games

Why game cases came wrapped in endless tape

Retailers firmly believed that the best way to prevent theft was to prevent anyone from opening the product at all. Store cases were notoriously wrapped in an…

Discover more
Modern apps use dozens of tiny services, so one crash can trigger a detective hunt
Technology

Modern apps use dozens of tiny services, so one crash can trigger a detective hunt

Instead of building one large application that occasionally fails, modern developers build dozens of tiny interconnected services. Now, when the system…

Discover more
The ancient Egyptian Isis knot was meant to hold protective power in place
Myths & mysteries

The ancient Egyptian Isis knot was meant to hold protective power in place

Looking somewhat like a draped and tied piece of fabric, this symbol functions as an esoteric seatbelt. It is theoretically utilized to tightly secure…

Discover more
Leo astrology says even doing the dishes deserves a standing ovation
Myths & mysteries

Leo astrology says even doing the dishes deserves a standing ovation

Doing the dishes is not merely a task; it is a theatrical performance deserving of profound gratitude. This fixed fire alignment operates on the core belief…

Discover more
When Final Fantasy XIV had to stop selling itself
Games

When Final Fantasy XIV had to stop selling itself

Suffering from success usually involves popping champagne, not shutting off the cash register. Final Fantasy XIV saw such a massive influx of users that their…

Discover more
Scottish Highlanders traditionally used polished quartz crystals to magically detect diseases in their stolen cattle
Myths & mysteries

Scottish Highlanders traditionally used polished quartz crystals to magically detect diseases in their stolen cattle

Long before influencers were charging their amethysts in the moonlight, Scottish raiders were dunking rocks in water to cure cow sickness. Known as 'charm…

Discover more
STACKY FOR IPHONE

A bigger world.
One discovery
at a time.

Keep discovering with Stacky. Interesting facts in an app that is always within reach.

Download on the App Store
The sorting algorithm that just keeps shuffling
Technology

The sorting algorithm that just keeps shuffling

Why use intelligence when you can use pure, unadulterated chaos? Bogosort is an intentionally terrible sorting algorithm that checks if a list of numbers is…

Discover more
South Park began as a bizarre Christmas card
Culture & entertainment

South Park began as a bizarre Christmas card

Before it became the longest-running satirical cartoon on television, it was just two college dropouts making a violently festive VHS tape. A Fox executive…

Discover more
Why switching doors doubles your odds
Science

Why switching doors doubles your odds

Because human intuition is mathematically garbage. When a game show host reveals a losing door and offers you a chance to switch your original choice,…

Discover more
Why Smash Bros. fighters eat chickens off the floor
Games

Why Smash Bros. fighters eat chickens off the floor

The five-second rule is heavily enforced during intense brawls. Legendary icons of entertainment will gladly pause their epic clashes to eat fully roasted…

Discover more
How cities borrow from the public for stadiums
Economy

How cities borrow from the public for stadiums

When a city wants to build a giant, unnecessary sports stadium, they just ask the public for a loan. Municipal bonds allow local governments to rack up…

Discover more
Astrological tradition claims vinegar’s sour energy drives away every unwanted presence
Myths & mysteries

Astrological tradition claims vinegar’s sour energy drives away every unwanted presence

Esoteric practitioners use this acidic liquid for intense energetic evictions. Astrological tradition claims vinegar creates such a hostile, sour frequency…

Discover more
The truck wheels that lift off the road
Transport

The truck wheels that lift off the road

When a truck isn't hauling a crushing load, leaving all its tires on the pavement just wastes rubber. A drop-axle lets drivers casually hoist an entire set of…

Discover more
Sekiro began as a reboot of Tenchu before becoming its own ninja game
Culture & entertainment

Sekiro began as a reboot of Tenchu before becoming its own ninja game

The punishing ninja combat game was originally conceived as a direct reboot of a long-dormant stealth series. During its creation, they altered so many…

Discover more
The video game glitch that created combos
Games

The video game glitch that created combos

Every fighting game tournament you've ever watched owes its existence to lazy code. During the development of Street Fighter II, producer Noritaka Funamizu…

Discover more
Can a free mint make you tip more
Psychology

Can a free mint make you tip more

That complimentary piece of generic peppermint is actually a weaponized psychological trigger designed to hack your wallet. The norm of reciprocity dictates…

Discover more
Backgammon’s doubling cube lets a player raise the stakes before the game ends
Games

Backgammon’s doubling cube lets a player raise the stakes before the game ends

A casual dice game turns into a ruthless standoff the moment someone turns that special cube. It forces the opponent to either instantly accept defeat or…

Discover more
Venice replaces ordinary buses with boats that splash through brackish canals
Transport

Venice replaces ordinary buses with boats that splash through brackish canals

Forget paved roads and reliable tires. Venice decided long ago that public transit should consist of cramming agitated people onto floating platforms and…

Discover more
Ancient Middle Eastern dyers boiled plant roots to create a stable deep-red dye
History

Ancient Middle Eastern dyers boiled plant roots to create a stable deep-red dye

To achieve a stable red pigment, ancient Middle Eastern dyers dug up specific plant roots, dried them extensively, and boiled them into a murky vat. The…

Discover more
The Sex Pistols played God Save the Queen from a boat beside Parliament
Culture & entertainment

The Sex Pistols played God Save the Queen from a boat beside Parliament

If you want to mock the monarchy, doing it directly outside their house is a solid strategy. The Sex Pistols rented a boat to sail down the River Thames right…

Discover more
Certain gurus call the pineal gland a window to spiritual dimensions
Myths & mysteries

Certain gurus call the pineal gland a window to spiritual dimensions

That tiny, pea-sized organ in your brain does a lot more than regulate melatonin if you ask the right guru. It is widely considered your literal window to…

Discover more
Esoteric practitioners lose favorite pens after setting them down to light candles
Myths & mysteries

Esoteric practitioners lose favorite pens after setting them down to light candles

The esoteric lifestyle involves setting down a perfectly good writing implement to light a candle, and then never finding that pen ever again.

Discover more
The Han dynasty called silk and grain paid to nomadic raiders “gracious gifts”
History

The Han dynasty called silk and grain paid to nomadic raiders “gracious gifts”

Buying off the local heavily armed nomadic raiders is vastly cheaper than actually fighting them in the freezing desert. The imperial court maintained a…

Discover more
Why TV networks fought for Thursday nights
Culture & entertainment

Why TV networks fought for Thursday nights

The ultimate battleground for television ratings has historically always been Thursday evening. Networks relentlessly stacked their highest-rated, most…

Discover more
StackyMore discoveries in the app
Download on the App Store