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
Houdini escaped a chained crate in the East River
In 1912, spectators watched him lowered into New York's river inside a crate wrapped in chains. He emerged in less than a minute. Taking an escape outside the…
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Navigational buoys cost thousands to replace when damaged
A damaged buoy may need more than a replacement: salt and waves wear it down, and repairs can mean sending out a heavy ship and a specialized dive team. The…
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Iron pieces in pockets repel woodland tricks
Folklore held that cold iron could ward off woodland beings, so travelers carried iron nails to keep them from playing tricks.
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A wine gift doesn't have to become that evening's wine
A host may already have chosen bottles to match the meal, so opening a guest's gift immediately can disrupt the plan. Offering it for another occasion removes…
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Why cowboys ate beans straight from the can
The classic campfire image is a cowboy scooping cold beans straight from a tin can—a simple meal of preserved food.
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Pomegranates required intense labor to extract tiny seeds
Each leathery fruit packs hundreds of juicy sacs around hard seeds, making them fiddly to separate. The juice can stain your hands, and the crunchy seed…
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Harpsichord plucks strings instead of hitting
Pressing a key makes a small plectrum pluck a string. Unlike a piano, a harpsichord plays at nearly the same volume no matter how hard you press.
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The LHC needs a giant refrigerator as well as a particle beam
Its superconducting magnets operate at extremely low temperatures, so cooling is a major part of running the machine. CERN reports roughly 600 gigawatt-hours…
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When blackberries were considered weeds
Farmers once tried to eradicate blackberries because their thorny brambles spread quickly and took over land. Picking the fruit meant braving the thorns.
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Early syringes used hollow bird feathers
In 17th-century experiments, a hollow quill provided a narrow tube and an animal bladder helped hold and push fluid. These improvised tools preceded the…
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I Am Bread makes reaching a toaster an ordeal
You control a slice of bread by gripping surfaces with its corners and flopping across the room. Dirty surfaces reduce its edibility, so the shortest route…
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Pouring water behind departing guests in Turkey is good luck
The custom is meant to bring you a smooth journey, with your travels flowing like water.
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A jaw harp turns your mouth into a sound filter
Plucking the reed creates a buzzing vibration. Changing the shape of your mouth alters which overtones resonate most strongly, so one vibrating reed can…
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There was a time guests brought their own spoons
Wealthy diners carried elaborate folding silver spoons in custom leather cases.
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Track circuits send voltage through the rails
A train’s metal wheels connect the two rails, shunting the circuit’s current away from a trackside detector. That tells the signal system, “Occupied”—a…
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Silent discos feature utterly quiet dance floors
Dancers hear a DJ through wireless headphones, so the room sounds silent to anyone without a pair.
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Italy has promoted doggy bags as a tool against food waste
Its 2016 food-waste law encouraged reusable takeaway containers so restaurant customers could keep unfinished meals. That makes leftovers more than an…
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An octobass is so tall that levers do the fingering
At over 11 feet tall, it produces notes so low they can make the instrument’s immense size feel audible.
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Why computers can't predict every program's fate
Suppose a perfect checker predicts whether any program will stop. Now write a program that looks at the checker’s prediction about itself and does the…
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Giving sharp knives as gifts severs friendships
According to folklore, giving someone a blade can sever the bonds of friendship. The recipient can avoid the bad luck by handing over a penny to “buy” the…
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Articulated trams bend completely in half
An articulated tram is built from sections joined by a pivoting connection. As it rounds a curve, the sections angle around the joint instead of forcing one…
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In Japan, your snack stop may be more literal than you expect
At many food stalls, customers finish nearby rather than eating while moving through a busy street. The practice keeps food, wrappers, and spills close to the…
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Farming Simulator turned harvesting into an esport
In the Farming Simulator League, teams race to harvest grain and deliver bales efficiently. Winning depends on coordinating machines and timing the work, not…
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Teenager Chester Greenwood invented fuzzy winter muffs
While ice skating in Maine in 1873, Chester Greenwood bent wire into ear coverings and asked his grandmother to sew beaver fur onto them. A practical…
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