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 1145 / 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
Why people pretend an expensive trip was wonderful
Travel

Why people pretend an expensive trip was wonderful

Because admitting the trip was miserable can make the money and effort feel wasted, people may insist it was wonderful instead.

Discover more
Why a cheap bandage can cost $50 at a hospital
Health

Why a cheap bandage can cost $50 at a hospital

The bandage didn’t suddenly become expensive to manufacture when it entered the hospital. The charge can come from the way the hospital labels and bills basic…

Discover more
The first Grammy winners went home without trophies
History

The first Grammy winners went home without trophies

The first Grammy winners, including Frank Sinatra and Ella Fitzgerald, got congratulations because the statuettes hadn't been made yet. The music industry's…

Discover more
Jackson Pollock painted with a kitchen baster
History

Jackson Pollock painted with a kitchen baster

He used dried-out brushes, sticks, and turkey basters to fling paint onto canvas, turning a kitchen utensil into an unconventional tool for abstract art.

Discover more
Early teleprompters fed actors a moving paper script
Technology

Early teleprompters fed actors a moving paper script

Before words scrolled on a screen, the machine advanced a continuous paper roll near the camera. It helped performers keep up with the relentless demand for…

Discover more
A free head start can make a loyalty card harder to abandon
Psychology

A free head start can make a loyalty card harder to abandon

In research on the endowed-progress effect, people were more likely to finish a reward program when the card appeared partly completed—even when the remaining…

Discover more
Blockchain is basically a slow shared document
Science

Blockchain is basically a slow shared document

A blockchain is a record shared across many computers, which agree on what entries come next. Each new block carries a cryptographic fingerprint linked to the…

Discover more
AMC floated texting-friendly screenings—and quickly backed down
Culture & entertainment

AMC floated texting-friendly screenings—and quickly backed down

In 2016, chief executive Adam Aron discussed the idea of accommodating phone use in some screenings or sections. Audience backlash led the company to abandon…

Discover more
Why tiny toiletries are so hard to resist
Travel

Why tiny toiletries are so hard to resist

Their small size can make tiny toiletries hard to resist, even when the price per ounce is steep.

Discover more
A drop tower can brake with magnets that need no power supply
Transport

A drop tower can brake with magnets that need no power supply

As metal fins pass permanent magnets, electric currents form inside the metal and oppose its motion. The faster the movement, the stronger this braking…

Discover more
An early ultrasound scan could mean climbing into a water tank
Technology

An early ultrasound scan could mean climbing into a water tank

In the 1950s, researchers including Douglass Howry's team used water baths to help ultrasound travel between the scanner and the body. Some experimental…

Discover more
Carbon monoxide aggressively attacks human cellular function
Health

Carbon monoxide aggressively attacks human cellular function

Carbon monoxide binds to hemoglobin—the protein in red blood cells that carries oxygen—hundreds of times more readily than oxygen does. When the gas takes…

Discover more
How a movie helped unseal JFK records
Culture & entertainment

How a movie helped unseal JFK records

Oliver Stone's 1991 film about JFK's assassination sparked public uproar that helped prompt Congress to pass the JFK Records Act, which ordered millions of…

Discover more
Zipperless suitcases rely on heavy metal latch clasps
Travel

Zipperless suitcases rely on heavy metal latch clasps

Rigid metal latches avoid zipper failure, but can make a packed bag tough to close—sometimes enough to turn sitting on it into a group project.

Discover more
Giant factories eventually become too big to function
Economy

Giant factories eventually become too big to function

A bigger factory can mean more departments that need to coordinate. If managers spend more time in meetings to keep them aligned, less time and effort go…

Discover more
Laundry chutes use pure gravity to transport dirty clothes
Transport

Laundry chutes use pure gravity to transport dirty clothes

Drop clothes into a smooth vertical shaft and gravity carries them to a collection bin below—no motor, stairs, or laundry-basket parade required. It’s express…

Discover more
Why vacation clothes look odd back home
Travel

Why vacation clothes look odd back home

A loud vacation shirt can blend in when everyone around you is dressed similarly; back home, it may look like a costume.

Discover more
Ichiban Kasuga fights with a barbed wire baseball bat
Games

Ichiban Kasuga fights with a barbed wire baseball bat

He uses a bat wrapped in barbed wire instead of the swords or firearms many heroes carry.

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