The world is more interesting than you think.
Unexpected facts, big ideas, and little discoveries. Find something that sparks your curiosity today.
A little more wonder
There's a medical code for horse riders hit by streetcars
V80.730 identifies an injury caused when a horse being ridden collides with a streetcar. The code’s specificity makes a bizarre encounter sound like an…
Discover more
Why rats sprint when the finish line is near
When a rat is far from a reward, the payoff feels distant. Near the finish, each step brings the reward closer, so the rat’s effort increases—the…
Discover more
Banks fire your cash through tubes
A pneumatic tube system sends a sealed carrier through pipes using moving air. The bank loads cash into the capsule, then pressure races it to a…
Discover more
Bees can boost an apple harvest for free
The beekeeper is paid for honey, but the bees may also visit a nearby apple orchard. That free pollination can boost the crop, even though the orchard owner…
Discover more
Morning alarms ruin perfectly good sleep schedules
On a getaway, guilt about sleeping in can lead you to set an early alarm—and start your break already exhausted.
Discover more
An insurance denial can get a doctor's signature without a personal review
In 2023, congressional investigators questioned Cigna about reports that its PXDX system flagged claims and doctors approved denials in batches without…
Discover more
STACKY FOR IPHONEA bigger world.
One discovery
at a time.
Keep discovering with Stacky. Interesting facts in an app that is always within reach.
Why autocomplete leaves out controversial searches
Autocomplete doesn’t simply display every popular search. Search engines can filter out suggestions about sensitive or alarming topics, so a blank spot in the…
Discover more
Why group trips can ruin old friendships
Long trips put small decisions—like when to leave in the morning—on repeat. A schedule disagreement can turn personal and strain a friendship that has lasted…
Discover more
Why Ireland banned Monty Python's Life of Brian
Ireland and several towns in the UK banned Monty Python's Life of Brian, a comedy about a reluctant messiah, after religious groups objected. The bans helped…
Discover more
Why foam earplugs can't block engine rumbles
Foam plugs muffle high-pitched chatter more effectively than deep engine rumbles, which can still feel like they're vibrating your skull.
Discover more
Wakeboarding requires an external motorized watercraft
The boat pulls the rider by a rope, keeping the board moving fast enough to plane across the water. Its wake gives the rider a ramp to cross; the board itself…
Discover more
Metal Gear's Ocelot summons soldiers by meowing
In Metal Gear Solid 3, young Ocelot calls his special-forces unit with a catlike cry. Armed men respond as seriously as if he had issued a radio command. His…
Discover more
Some humans believe they were born in distant galaxies
Starseeds believe their consciousness originated in another star system before being planted on Earth; some trace their origins to the Pleiades. The belief…
Discover more
How hospitals send blood samples through the walls
A sealed capsule carrying the sample shoots through a tube network, pushed or pulled by air pressure. The lab gets blood in minutes without a staff member…
Discover more
Arizona dirt swirls possess swirling energetic fields
Sedona visitors seek out sites believed to contain invisible energy centers rising from the earth. Some say these “vortexes” amplify whatever they’re feeling.
Discover more
Paul Phoenix has hair as tall as his actual head
His towering blonde hair is gelled into a rigid cylinder, making him seem taller than everyone around him.
Discover more
Staring at complex shapes heals your internal energy
This practice holds that meditating on symmetrical patterns can bypass logical thought and bring harmony to a person’s energy centers.
Discover more
Why a duffel bag is named after Belgian fabric
The word originally referred to a thick, durable cloth from Belgium; the bag took its name from the fabric it was made from.
Discover more
Chain Chomps behave like dogs despite being metal balls
They bark, lunge, and act territorial like dogs, despite being iron balls attached to chains.
Discover more
Why smart speakers say 'hmm' before answering
That “hmm” is a conversational cue, not proof the speaker has a tiny person inside thinking. An instant reply can feel abrupt or robotic; a brief pause…
Discover more
Why an itemized hospital bill can cost less
When charges are grouped together, it can be hard to tell what you are being asked to pay for. An itemized bill lays them out so questionable or bundled…
Discover more
The Karate Kid sparked a dojo boom
After the film’s release in the 1980s, martial arts enrollments surged as kids were inspired by its tournament story.
Discover more
Some factories are simply better at making everything
One producer can make every good faster than a smaller trading partner and still gain from trade. The key is what each gives up to make one more item: being…
Discover more
Healthcare coders use strict modifiers for left and right
A code may describe the service but still leave out which side it happened on. Modifiers such as RT and LT supply that missing right-or-left detail; omit one,…
Discover more