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
Why reality-show reunions are filmed months later
Networks wait months to bring the cast back together, giving online spats time to build into the reunion's confrontations.
Discover more
Oxygen turns pale blue when it becomes a liquid
Liquid oxygen absorbs some visible light in a way that gives it a faint blue color, especially through a deeper layer. Gaseous oxygen at ordinary density…
Discover more
Epinephrine injections instantly constrict vessels
During anaphylaxis, epinephrine raises blood pressure by constricting blood vessels and helps open the airways by relaxing smooth muscle in the lungs.
Discover more
Doom's BFG began with a very blunt name
The initials stand for Big Fucking Gun, a name used in development material. It fits the weapon's role: a spectacular escalation beyond the ordinary arsenal.…
Discover more
Enzymes convert corn starch into high fructose syrup
Bacterial enzymes convert glucose derived from corn starch into fructose, producing a sweeter syrup.
Discover more
Cyanoacrylate instantly bonds distinct materials permanently
Superglue can set using the tiny amount of moisture already on a surface. That moisture starts the glue’s molecules linking into long chains, turning the…
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.
Imitation crab starts as white fish with a makeover
The sushi staple is made from surimi, a paste of washed, ground and frozen white fish such as Alaskan pollock. Flavorings, starch and a red stripe help it…
Discover more
Analyzing laughter to predict doom
Geloscopy is a form of divination that claims a person’s laugh can reveal their character or future. A snort, for example, is said to foretell bad news.
Discover more
Examining feces for hidden answers
Scatomancy is the practice of reading the shape, texture, and behavior of dung to predict events.
Discover more
Breast tissue is arranged like tiny grape clusters
Inside the breast, milk-producing lobules sit in small clusters, like grapes, and connect to branching ducts. The lobules make the milk; the ducts carry it…
Discover more
Strawberry flavor is a mixture, not a single strawberry molecule
Different volatile compounds contribute fruity, green, floral, and caramel-like notes, while sugars and acids shape the taste. Change their proportions and…
Discover more
Medieval castles dropped sewage down their walls
Projecting toilets sent waste straight down the outside of castle walls, keeping it out of the rooms but not away from people below. Castle sanitation solved…
Discover more
A mascot suit can hide a heat emergency
Thick padding and a large costume head trap heat while the performer keeps moving. The cheerful face outside gives no warning of how hot the person inside…
Discover more
Scratching hands to secure sudden wealth
In the superstition, an itchy right palm means money is coming, though dry skin is a far more ordinary explanation.
Discover more
When carrying a nutmeg was a status symbol
The point wasn’t just to season a drink: a custom silver grater let wealthy owners display their nutmeg as they used it. A spice became a status symbol one…
Discover more
Why mouthwash contains alcohol
In some mouthwashes, alcohol helps dissolve ingredients such as menthol and eucalyptol that don’t mix readily with water. The burn isn’t proof that it’s…
Discover more
America once had a substantial caviar trade of its own
An 1880s fisheries report recorded large sturgeon catches along the U.S. Atlantic coast and roe prepared for sale under American and Russian caviar labels.…
Discover more
Why skipping the line can make queues worse
A paid fast lane doesn’t make the regular line disappear; when priority customers are served ahead of others, people in the regular queue can wait longer.
Discover more
How Iggy Pop helped launch stage diving
Iggy Pop stepped off the stage into the audience, and the crowd caught him instead of letting gravity finish the show. That leap helped turn stage diving into…
Discover more
Doom rewards running diagonally with extra speed
In the original game, combining forward movement with sideways movement produces faster travel than running straight ahead. Players call it straferunning and…
Discover more
Why orange juice tastes awful after brushing
Many toothpastes contain a foaming ingredient that temporarily suppresses sweet tastes. Orange juice still brings its usual sweetness, but the balance shifts:…
Discover more
Reaching an egg is an obstacle course, not a straight sprint
Sperm move through a changing environment of fluids, narrow passages, and chemical signals. Only a small fraction of those released get near the site of…
Discover more
Diddy Kong's name became the title of a surprisingly ambitious racer
Diddy Kong Racing mixed kart races with hovercraft, airplanes, exploration, and boss challenges. The vehicle changed how you read the same landscape: a…
Discover more
The grapefruit began as a chance hybrid
No one set out to invent a new fruit: in a cultivated Caribbean garden, a sweet orange and a pomelo hybridized by chance. The grapefruit began as an…
Discover more