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 1340 / 1424
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
How highway exits helped McDonald's take off
Economy

How highway exits helped McDonald's take off

The iconic golden arches did not conquer the globe entirely through the quality of their cheap burgers. Their explosive financial success was heavily…

Discover more
Spoiler once meant a political candidate
Culture & entertainment

Spoiler once meant a political candidate

Long before intensely aggressive internet users violently weaponized the word to fiercely protect massive cinematic plot twists, the specific terminology had…

Discover more
Why modern chess pieces look so simple
Games

Why modern chess pieces look so simple

The standardized silhouettes of modern chess sets were not designed for deep symbolic beauty. In the nineteenth century, highly detailed ornate pieces were…

Discover more
The oldest dice were pyramids
Games

The oldest dice were pyramids

While modern gamblers are accustomed to six-sided cubes, the earliest known dice discovered in ancient royal tombs were actually solid pyramids. Players would…

Discover more
How half a brain can learn to do the whole job
Health

How half a brain can learn to do the whole job

When young children suffer from catastrophic, uncontrollable seizures, bold neurosurgeons will occasionally perform an operation that entirely removes one…

Discover more
Why anime often looks deliberately choppy
Culture & entertainment

Why anime often looks deliberately choppy

While classic western animation smoothly utilizes twenty-four unique drawings per second, traditional eastern styles heavily lean on a cost-saving visual…

Discover more
Nine experienced hikers vanished in Dyatlov pass
Myths & mysteries

Nine experienced hikers vanished in Dyatlov pass

During a freezing Soviet expedition in 1959, nine skilled mountaineers ripped their heavy tents open from the inside and fled into the blizzard without shoes.…

Discover more
A seaworthy naval ship was found entirely abandoned
Myths & mysteries

A seaworthy naval ship was found entirely abandoned

The infamous Mary Celeste was discovered adrift in the turbulent Atlantic Ocean completely devoid of human life but fully stocked with valuable cargo. The…

Discover more
Why dry food won't go down without saliva
Health

Why dry food won't go down without saliva

Beyond simply breaking down complex starches, your natural saliva acts as an absolutely essential mechanical lubricant for the throat. If your mouth becomes…

Discover more
The world's shortest river is only 200 feet long
Travel

The world's shortest river is only 200 feet long

Verified by geological records, the Roe River in Montana flows for merely two hundred linear feet before abruptly terminating into the Missouri River. Despite…

Discover more
The oldest surviving film is a man sneezing
History

The oldest surviving film is a man sneezing

Registered by Thomas Edison in 1894, the oldest surviving copyrighted motion picture is merely a five-second clip of a man dramatically sneezing. It was…

Discover more
St. Augustine monster was a fleshy blob from the deep
Myths & mysteries

St. Augustine monster was a fleshy blob from the deep

In 1896, a horrific, gigantic mass of decaying pale flesh inexplicably washed up on a Florida beach, severely baffling local biologists who theorized it was…

Discover more
The mountain road carved through a cliff by hand
Transport

The mountain road carved through a cliff by hand

Desperate to connect their isolated village to modern civilization, a small team of untrained farmers spent five agonizing years manually carving an actual…

Discover more
Early TV worked with spinning metal discs
Technology

Early TV worked with spinning metal discs

Before the invention of electronic cathode ray tubes, the first experimental television broadcasts relied entirely on physically spinning metallic discs…

Discover more
The soap-opera actor who invented the teleprompter
Culture & entertainment

The soap-opera actor who invented the teleprompter

Tired of frantically memorizing rapidly changing dialogue for intense daily soap operas, a frustrated television star dramatically revolutionized the modern…

Discover more
You may not notice when someone is replaced
Psychology

You may not notice when someone is replaced

During psychological experiments involving simple social interactions, researchers will occasionally swap out the person speaking to the subject…

Discover more
Treacherous racing circuit winding through Macau
Transport

Treacherous racing circuit winding through Macau

The Guia Circuit in Macau is widely considered one of the most dangerous motorsport tracks in the world. Unlike custom-built raceways, this track utilizes…

Discover more
Invisible light barrier protecting electronics
Technology

Invisible light barrier protecting electronics

When high voltages need to interact with sensitive microchips without instantly frying them, engineers use light. Opto-isolators are tiny electronic…

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