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 1099 / 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 gas in your air that does almost nothing
Science

The gas in your air that does almost nothing

The absolute lazy freeloader of the atmosphere. It quietly occupies nearly one percent of the air around us but does absolutely nothing useful, just endlessly…

Discover more
Why the duck walk can wreck your knees
Transport

Why the duck walk can wreck your knees

The duck walk requires a person to crouch entirely down and waddle forward without lifting their hips. It is a wildly famous comedic strut that doubles as a…

Discover more
Dropping the sphere into the side ditch guarantees failure
Games

Dropping the sphere into the side ditch guarantees failure

Precision is key when tossing fifteen pounds of urethane toward an objective. The second your aim drifts horizontally by an inch, your expensive equipment…

Discover more
Metal club faces use specific grooves to shred grass
Games

Metal club faces use specific grooves to shred grass

Swinging a heavy stick of iron involves an incredible amount of aggressive friction. The precise lines etched into the flat metal aren't just for aesthetics;…

Discover more
Following underground water streams
Myths & mysteries

Following underground water streams

Practitioners claim to physically feel the pull of underground water currents through extreme muscle spasms or nervous twitching. It completely ignores simple…

Discover more
Green witches speak exclusively in infuriating rhymes
Games

Green witches speak exclusively in infuriating rhymes

Kidnapping someone's sister is villainous, but doing it while strictly adhering to an AABB poetic structure is purely psychotic. This ugly antagonist taunts…

Discover more
Why Japan pays to maintain ghost towns
Economy

Why Japan pays to maintain ghost towns

Because abandoning a town entirely is apparently too practical. Depopulation leaves massive infrastructure completely unused, yet municipalities still receive…

Discover more
Why legendary heroes begin by sleeping through danger
Games

Why legendary heroes begin by sleeping through danger

Saving the world is evidently exhausting work before it even officially begins. In almost every iteration of this iconic franchise, the chosen savior starts…

Discover more
The strange animal source of some vanilla flavoring
History

The strange animal source of some vanilla flavoring

Baking cookies used to involve incredibly weird animal anatomy. A chemical compound heavily used to boost artificial vanilla flavoring was meticulously…

Discover more
Gymnastic cartwheels are named after actual wagon wheels
Transport

Gymnastic cartwheels are named after actual wagon wheels

The lateral flip looks exactly like the wooden spokes of a rolling wheel, hence the incredibly literal terminology. It is one of the few acrobatic moves named…

Discover more
Female anatomy possesses superior olfaction
Psychology

Female anatomy possesses superior olfaction

When it comes to sniffing out odors, male hardware is functionally inferior. Female anatomy consistently features a significantly higher density of sensory…

Discover more
When wealthy Victorians were carried to their doors
Transport

When wealthy Victorians were carried to their doors

The sedan chair was the ultimate enclosed transport for the ridiculously wealthy. You could hire strong men to haul you right up to your front door, ensuring…

Discover more
Sulfur heavily accelerates the fast ignition of black powder
Science

Sulfur heavily accelerates the fast ignition of black powder

Without this incredibly smelly, yellowish element wildly involved, standard gunpowder is pathetically incredibly sluggish. Sulfur aggressively acts as the…

Discover more
Your bladder has its own waterproof lining
Health

Your bladder has its own waterproof lining

If liquid waste could seep back into your tissues, you would be in constant peril. To prevent this, the bladder is lined with the urothelium, a…

Discover more
Commercials legally require text declaring simulations
Culture & entertainment

Commercials legally require text declaring simulations

Consumers are apparently entirely too gullible when it comes to mascara. Strict advertising laws mandate tiny legal disclaimers at the bottom of the screen…

Discover more
Corsica once taxed dogs for their tails
Economy

Corsica once taxed dogs for their tails

Because clearly, a wagging appendage is a sign of immense wealth. To avoid paying the ridiculous local levy, cynical dog owners simply snipped off the tails…

Discover more
How stirrups let riders fight without falling
Transport

How stirrups let riders fight without falling

Before foot loops were invented, hitting someone with a sword from horseback mostly resulted in the rider falling off their own mount. The invention allowed…

Discover more
Haunted houses survive on purely seasonal profitability
Economy

Haunted houses survive on purely seasonal profitability

Relying on exactly four weeks of operation to fund an entire year is terrifying. These venues must cram all their earnings into October, turning fake blood…

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