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
Amtrak police can work across state lines
Federal law gives qualifying Amtrak officers authority in states where the railroad operates, subject to the law’s conditions. That matters for a railway…
Discover more
Disney’s ‘underground’ tunnels are above ground
Florida's swampy ground made digging basements impractical, so the utilidors were built at ground level and buried under dirt; park visitors walk on their roof.
Discover more
Liquid oxygen makes carbon burst into flame
Pour liquid oxygen onto hot carbon and the liquid rapidly turns to gas. The oxygen then reacts with the carbon, releasing energy as heat and light. It can…
Discover more
Leo energy is directly tied to the physical heart
Astrology also links Leo to the upper back, alongside the heart.
Discover more
Why orchestras tune to A440
The 440-Hz pitch is a convention, not a note dictated by nature or mathematics. It became a practical standard so ensembles traveling between countries would…
Discover more
One odd item is easier to remember than its neighbors
This is the isolation, or von Restorff, effect: an item that differs from its surroundings can stand out in memory. A red word among black words gets a…
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.
A British bouncer's bag search depends on consent
The UK's Security Industry Authority says a licensed door supervisor can search inside a bag when the person has agreed. The job title alone is not a police…
Discover more
Why your friends may be more popular than you
Imagine choosing a random person and then meeting one of their friends. Someone with a big social circle is more likely to show up in that second step because…
Discover more
Your surge protector may stop protecting you
Surge protectors use metal oxide varistors to absorb electrical spikes, but each surge permanently wears them down. Once those components fail, the device may…
Discover more
Why the spacebar has no label
Since the days of mechanical typewriters, manufacturers have treated the spacebar's function as obvious enough that it needs no label.
Discover more
Why tiny risks feel better to eliminate
When a risk is small and easy to remove, you can picture the moment it disappears. That makes action feel rewarding even if the danger was minor: you get a…
Discover more
Why Puritans banned the Maypole
Puritan leaders saw Maypole dances as a threat to public morals, so they chopped down the poles and outlawed the celebrations. The target wasn’t the wood; it…
Discover more
Disney once had a monopoly on Technicolor animation
In 1932, Disney signed an exclusive deal for three-strip Technicolor, keeping other animation studios from using the process for three years.
Discover more
Much of the brain's dry weight is fat doing a job
Remove the water from the calculation and lipids account for roughly 60% of brain mass. They help build cell membranes and myelin, the insulating material…
Discover more
How tight ponytails can damage your hair
A tight ponytail keeps pulling on the same follicles along the hairline. Repeated tension can injure those follicles and lead to hair loss where the hair is…
Discover more
Glitching computer screens are literal messages from space
The practice is called digital apophenia: interpreting corrupted files, frozen screens or audio glitches as meaningful messages from the universe.
Discover more
Messier’s ‘do not look’ list became famous
Messier recorded fuzzy patches in the sky because they could fool him into thinking he’d found a comet. His catalog helped him steer clear, but it also gave…
Discover more
In Switzerland, guinea pigs can't legally live alone
Because guinea pigs are social animals, Swiss rules require them to live in pairs or groups. If one dies, the owner can rent a companion for the survivor.
Discover more
A GTA Online player helped fix its loading bottleneck
Programmer t0st investigated the PC version's slow startup and found inefficient processing of game data. His test fix cut loading time by around 70% on his…
Discover more
The Spam Museum has guides called Spambassadors
At the Minnesota museum, enthusiastic guides called Spambassadors share the canned meat’s history and offer visitors small cubes to try.
Discover more
Why AI struggles with human teeth
A believable mouth needs teeth that fit together in a real jaw. Image generators can imitate the bright, toothy look of a smile without constructing that…
Discover more
How bats carry dangerous viruses without getting sick
Some bats can host viruses without showing obvious signs of illness because their immune responses can control infection without eliminating every virus. A…
Discover more
Gurdjieff made simple enlightenment ridiculously complicated
He taught that people could “wake up” only through intense, continual self-observation, making the practice deliberately demanding.
Discover more
Drivers compare their own good intentions with other people's mistakes
When drivers judge their own skill, they remember the times they checked the mirror and avoided a crash; other drivers appear mainly as hazards. That gives…
Discover more