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 1259 / 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
The pirate queen who ruled the western Mediterranean
History

The pirate queen who ruled the western Mediterranean

While Caribbean buccaneers were still centuries away from capturing the public imagination, Sayyida al Hurra was busy owning the western Mediterranean. A…

Discover more
How Israel's banks manipulated their own shares
Economy

How Israel's banks manipulated their own shares

In a textbook case of 'who is supervising these people,' Israel's major banks spent the late 70s and early 80s systematically manipulating their own stock…

Discover more
Correcting low sodium too quickly can paralyze you
Health

Correcting low sodium too quickly can paralyze you

In the mid-20th century, doctors discovered that aggressively correcting low sodium levels in alcoholic or malnourished patients was an incredibly bad idea.…

Discover more
Announcing your financial ruin ahead of schedule
Economy

Announcing your financial ruin ahead of schedule

If you're going to devalue your currency, doing it by surprise is standard protocol. In the late 70s, Chile’s central bank tried an insanely arrogant approach…

Discover more
Bartering accidentally reinvented credit scores
Economy

Bartering accidentally reinvented credit scores

In the 1980s, anti-capitalist communities decided to ditch fiat currency entirely and trade services using Local Exchange Trading Systems. You fixed a sink to…

Discover more
When three men claimed to be pope
History

When three men claimed to be pope

In the early 1400s, the Catholic Church had a massive logistical problem: three different men simultaneously claimed to be the infallible Pope,…

Discover more
The travel guides Nazi bombers used as targets
Travel

The travel guides Nazi bombers used as targets

If you think writing a glowing Yelp review is harmless, tell that to 1940s England. Karl Baedeker was so psychotically meticulous about his travel guides that…

Discover more
The buses that ran on spinning flywheels
Transport

The buses that ran on spinning flywheels

Instead of relying on overhead wires or dirty diesel, Elon Bird's postwar transit dream involved strapping three-ton spinning metal flywheels into city buses.…

Discover more
The first personal computer had no microprocessor
Technology

The first personal computer had no microprocessor

The world's first commercially available personal computer didn't even have a microprocessor inside it. Released in 1971, years before Apple was a glint in…

Discover more
Madagascar's deadly test for suspected traitors
History

Madagascar's deadly test for suspected traitors

While the rest of 19th-century Africa was being carved up by Europeans, Queen Ranavalona I of Madagascar decided to simply opt out of colonization via sheer…

Discover more
A misunderstood radio call caused aviation's deadliest crash
Transport

A misunderstood radio call caused aviation's deadliest crash

The deadliest accident in aviation history was not caused by engine failure or terrorism—it was caused by terrible grammar and dense fog. In 1977, two Boeing…

Discover more
Agnes Varda birthed the modern video essay
Culture & entertainment

Agnes Varda birthed the modern video essay

Every brooding YouTuber who talks philosophically over B-roll owes their entire career to this French cinematic rebel. Agnès Varda didn't just make…

Discover more
KLM once served gin in collectible miniature houses
Travel

KLM once served gin in collectible miniature houses

When international regulators realized airlines were bribing passengers with lavish gifts to win loyalty, they strictly capped the monetary value of freebies…

Discover more
When the CFA franc suddenly lost half its value
Economy

When the CFA franc suddenly lost half its value

Fourteen African nations woke up on January 12, 1994, to find their life savings were worth exactly half as much. France, backed by the IMF, abruptly devalued…

Discover more
Heimlich tested his maneuver on anesthetized dogs
Health

Heimlich tested his maneuver on anesthetized dogs

Before Henry Heimlich became a household name for violently hugging choking people, he tested his theory on anesthetized beagles. He shoved meat down their…

Discover more
How ARPANET got rival computers talking
Technology

How ARPANET got rival computers talking

Getting early computers to talk to each other was like forcing aggressive rival cults to share a single kitchen. In 1969, ARPANET solved this via the 1822…

Discover more
Jack Chambers made films that attack your eyes
Culture & entertainment

Jack Chambers made films that attack your eyes

Why make a nice, pleasant movie when you can induce a migraine instead? Canadian artist Jack Chambers wasn't interested in traditional storytelling. His…

Discover more
The Ken Burns effect began as a budget fix
Culture & entertainment

The Ken Burns effect began as a budget fix

The most recognizable visual trick in documentary history was born out of sheer poverty. Ken Burns didn't invent the technique of slowly panning and zooming…

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