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 1170 / 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 cliffhangers got their name
Culture & entertainment

How cliffhangers got their name

Thomas Hardy heavily popularized ending weekly published chapters with characters literally hanging off literal cliffs. He brilliantly tortured his Victorian…

Discover more
Reality broadcasts completely fake conversations
Culture & entertainment

Reality broadcasts completely fake conversations

Producers notoriously splice together totally unrelated sentences from vastly different days to beautifully fabricate dramatic conflicts. The intense argument…

Discover more
Hollywood movie ratings are set by anonymous parents
Culture & entertainment

Hollywood movie ratings are set by anonymous parents

The strict system deciding if a film is appropriate for youth is secretly run by a hidden panel of average, untrained parents in Los Angeles. Hollywood lets…

Discover more
Why banks still rely on an ancient coding language
Technology

Why banks still rely on an ancient coding language

Major banks operate their systems on COBOL, a programming language so hilariously outdated that the few experts who can actually maintain it are currently…

Discover more
For centuries, winter wasn't on the calendar
History

For centuries, winter wasn't on the calendar

Ancient chronological tracking casually skipped the coldest months, leaving sixty days completely unnamed and unaccounted for. Authorities simply waited for…

Discover more
How a number can become a copyrighted key
Science

How a number can become a copyrighted key

Certain extremely large prime sequences represent copyrighted digital keys. This absurdity makes the numbers themselves a crime to copy or share, proving that…

Discover more
Daylight saving time began as a joke
History

Daylight saving time began as a joke

Benjamin Franklin originally proposed shifting clocks purely to mock citizens for wasting daylight hours. Instead of recognizing the sarcasm, authorities…

Discover more
Why CDs were made thicker than necessary
Culture & entertainment

Why CDs were made thicker than necessary

The actual data layer on a disc is incredibly microscopic and highly flimsy. Manufacturers deliberately added thick polycarbonate layers simply because…

Discover more
Zippers were sold as a faster way to dress
Technology

Zippers were sold as a faster way to dress

The initial pitch for interlocking metal teeth completely avoided fashion entirely. The promotional angle heavily leaned into how fast gentlemen could secure…

Discover more
The year ten days vanished from the calendar
History

The year ten days vanished from the calendar

When transitioning to the Gregorian format in 1582, officials simply skipped from October fourth straight to the fifteenth. Anyone hoping to celebrate an…

Discover more
Why ice baths can delay physical recovery
Health

Why ice baths can delay physical recovery

While plunging into freezing tubs temporarily numbs minor aches, it severely blunts the natural inflammatory response needed for structural repair. Athletes…

Discover more
Stainless steel can still turn rusty
Science

Stainless steel can still turn rusty

The name heavily implies a complete immunity to oxidation, but it merely stains less than regular iron alloys. Expose it to harsh environments and the…

Discover more
Why pure gold is too soft for most jewelry
Science

Why pure gold is too soft for most jewelry

Unalloyed gold is so incredibly soft you can easily dent it with mild pressure. To make jewelry that doesn't immediately deform, manufacturers are…

Discover more
Why revolving doors save energy
Transport

Why revolving doors save energy

Traditional swinging exits let massive amounts of conditioned air escape instantly into the street. Revolving barriers act as an airlock, saving huge amounts…

Discover more
Numerology ignores the arbitrary origin of modern calendars
Myths & mysteries

Numerology ignores the arbitrary origin of modern calendars

People obsessed with finding profound spiritual meaning in birth dates conveniently forget that our calendar is completely man-made. A mystical alignment on…

Discover more
Fears surrounding Friday the thirteenth cause economic harm
Myths & mysteries

Fears surrounding Friday the thirteenth cause economic harm

The irrational dread of a specific date costs global markets nearly a billion dollars annually. Terrified citizens refuse to fly, sign documents, or invest…

Discover more
Chess pieces weren't standardized for centuries
Games

Chess pieces weren't standardized for centuries

Before the Staunton shape became universal, every region carved its own bizarre wooden pieces. Players frequently sat down for international matches and had…

Discover more
Longest published novel features over ten thousand pages
Culture & entertainment

Longest published novel features over ten thousand pages

A sprawling piece of French fiction takes the crown for the most ridiculous page count in publishing existence. It proves that sometimes a writer completely…

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