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A taut rope can store a dangerous amount of energy
Games

A taut rope can store a dangerous amount of energy

A rope under heavy tension stretches and stores energy. If it breaks, that energy can send the ends whipping back through the surrounding space. The danger is…

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Flat earth societies proudly boast members around the globe
Myths & mysteries

Flat earth societies proudly boast members around the globe

Their newsletters may describe the organization as “spanning the globe,” an unintentionally apt phrase for a group that believes Earth is flat.

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How sloppy doctor handwriting can cause medication errors
Health

How sloppy doctor handwriting can cause medication errors

A pharmacist has to turn a handwritten drug name and dose into a precise order. If the letters blur together, a similar-looking medication or a misplaced…

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Commercial radio hosts have zero control over what plays
Culture & entertainment

Commercial radio hosts have zero control over what plays

At stations where executives schedule the playlist months in advance, a host may not be able to honor requests. A caller's voice might make it on air, but the…

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Unused enterprise software bleeds companies dry
Technology

Unused enterprise software bleeds companies dry

Companies can keep paying for premium licenses their employees never open, leaving a costly digital graveyard.

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The modern foot fits no particular person's foot
Science

The modern foot fits no particular person's foot

It is fixed at exactly 0.3048 meters, not recalibrated whenever a ruler or monarch changes. Body-based names survived while measurement became standardized. A…

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Some Oscar nominees receive a luxury gift bag from a company outside the Oscars
Culture & entertainment

Some Oscar nominees receive a luxury gift bag from a company outside the Oscars

Distinctive Assets offers its “Everyone Wins” bags to selected nominees, using expensive gifts and experiences to generate publicity for participating brands.…

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Why healthy tonsils were removed from millions of children
Health

Why healthy tonsils were removed from millions of children

Tonsils are immune tissue at the back of the throat, where they encounter germs entering through the mouth and nose. For decades, doctors sometimes removed…

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Total blindness isn’t the same as seeing black
Health

Total blindness isn’t the same as seeing black

Black is still something a sighted person sees; an absence of visual experience is different. Someone with no visual perception need not experience a…

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Equator lines pass directly through thirteen nations
Travel

Equator lines pass directly through thirteen nations

It crosses only 13 sovereign countries, with much of its path running through dense jungle or open water.

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Palmistry dictated royal arranged marriages
Myths & mysteries

Palmistry dictated royal arranged marriages

Palm readers examined a prospective spouse’s hand lines to judge whether the match would produce strong heirs.

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Crossing fingers started as secret handshakes
Myths & mysteries

Crossing fingers started as secret handshakes

Persecuted groups used intertwined fingers as a covert signal to recognize one another in public; the gesture later became associated with wishing for luck.

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Gold standard implies cash is tied to shiny metal
Economy

Gold standard implies cash is tied to shiny metal

A banknote under the gold standard pointed back to a country’s gold reserves. Those reserves were often kept in guarded vaults, while the money circulated…

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A bottled-water date is not a countdown to the water turning bad
Economy

A bottled-water date is not a countdown to the water turning bad

The FDA does not require an expiration date on bottled water. Manufacturers can use dates to indicate expected quality, and storage conditions and packaging…

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Four leaf clovers are mere genetic abnormalities
Myths & mysteries

Four leaf clovers are mere genetic abnormalities

The extra leaflet results from a rare developmental variation, not any special property that makes the plant lucky.

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The adult jokes hiding in kids’ movies
Culture & entertainment

The adult jokes hiding in kids’ movies

Some kids’ movies tuck in puns and references aimed at adults, giving parents something to catch during repeat viewings.

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Selling haunted dolls on online auction platforms
Myths & mysteries

Selling haunted dolls on online auction platforms

Some online sellers list a creepy thrift-store doll for more by claiming it is haunted—the supernatural story becomes part of the product.

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Inventing confusing medical jargon to intimidate patients
Health

Inventing confusing medical jargon to intimidate patients

A clinician may use a technical term as shorthand; a patient may hear a word with no clear meaning. When the explanation stops at the label, even a…

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