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 439 / 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 Nintendo PlayStation became a $360,000 what-if
History

The Nintendo PlayStation became a $360,000 what-if

A surviving prototype from Nintendo and Sony's failed partnership sold at Heritage Auctions in 2020 for $360,000. It combined a Super Nintendo-compatible…

Discover more
The Congress of Vienna redrew Europe between the parties
History

The Congress of Vienna redrew Europe between the parties

In 1814–1815, rulers and diplomats negotiated the post-Napoleonic order while attending balls, dinners and other elaborate social events. The entertaining…

Discover more
Highly toxic liquid silver was the spirit of metals
Myths & mysteries

Highly toxic liquid silver was the spirit of metals

Some historical theorists saw mercury as a fluid, transcendent spirit connecting earthly materials. They sometimes handled the poisonous metal with their bare…

Discover more
Romans thought bees came from rotting bulls
History

Romans thought bees came from rotting bulls

Romans believed bees could emerge from a bull’s decaying body—a practice called bugonia. The supposed recipe involved leaving a dead bull in a dark shed.

Discover more
A luxury koi fish can cost hundreds of thousands
Economy

A luxury koi fish can cost hundreds of thousands

Show koi are judged on features such as body shape, skin quality, color, and the placement of patterns. A prized fish can command an extraordinary price…

Discover more
One extra object can switch off an RPG hero's sprint
Games

One extra object can switch off an RPG hero's sprint

A carry-weight system compares the inventory total with a fixed limit. Crossing that boundary by a fraction can trigger the same movement penalty as a much…

Discover more
Why Londoners once rebelled against the police
History

Why Londoners once rebelled against the police

When Robert Peel established the Metropolitan Police in 1829, many Londoners feared uniformed officers would act as government spies and crush political…

Discover more
Sharp got its name from a mechanical pencil
Economy

Sharp got its name from a mechanical pencil

The company’s first hit was a pencil, not a radio. After an earthquake destroyed the founder’s factory, he moved to Osaka and later started making radios—but…

Discover more
The card game once banned as a gambling threat
Games

The card game once banned as a gambling threat

Syracuse banned the deck during World War I because it was associated with illegal betting. The ban was later lifted.

Discover more
Broadcasted homes remain magically spotless forever
Culture & entertainment

Broadcasted homes remain magically spotless forever

Unless cleaning is the plot, TV homes stay spotless even through busy scenes, setting an impossible standard for domestic life.

Discover more
Green auras supposedly mean energy healing
Myths & mysteries

Green auras supposedly mean energy healing

In energy-healing beliefs, a green aura is associated with compassion and the ability to help others heal.

Discover more
International institutions force strict austerity on nations
Economy

International institutions force strict austerity on nations

Emergency support can come with a hard condition: cut public spending sharply. A country seeking a rescue package may have to reduce government outlays to get…

Discover more
Why we mine gold only to bury it again
Economy

Why we mine gold only to bury it again

We spend money extracting gold, melting it into bars, and shipping it across oceans, only to lock it in underground vaults. The final destination is another…

Discover more
Mahjong tile distributions enforce total chaos
Games

Mahjong tile distributions enforce total chaos

In a standard 144-tile set, players have limited knowledge of their opponents' hands. Reading discards takes skill, but a lucky sequence can still let a…

Discover more
The FBI warned that a job interview could include a borrowed identity
Science

The FBI warned that a job interview could include a borrowed identity

In 2022, the agency reported complaints about remote-job applicants using stolen personal information and suspected voice or video manipulation. Some reports…

Discover more
Introjection adopts external rules as your own entirely
Psychology

Introjection adopts external rules as your own entirely

A parent’s rule can outlive the parent and show up as your private standard. Once you’ve taken it in, you may follow it automatically, as though it came from…

Discover more
Why sunsets are so sudden at the equator
Travel

Why sunsets are so sudden at the equator

At the equator, the sun sets almost straight down, so twilight is brief and darkness arrives quickly.

Discover more
Why Mass Effect’s dialogue wheel hides the real lines
Culture & entertainment

Why Mass Effect’s dialogue wheel hides the real lines

The wheel kept full lines off the screen, but its short summaries could mislead players: a vague two-word choice might make Shepard yell at an ally.

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