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
Your card rewards come from fees charged to merchants
A cardholder earns rewards, but the merchant pays an interchange fee of about 1% to 3% of the purchase. If the store folds that cost into its prices,…
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Mobile connections can outnumber people without everyone owning a phone
Industry totals count active connections or subscriptions, not unique human beings. One person can have work and personal lines, while devices can carry SIMs…
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A damaged toenail can keep a record of an injury for months
New nail grows from tissue at its base, gradually pushing the older plate forward. Toenails replace themselves much more slowly than fingernails, so a mark…
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Batman Returns made a Happy Meal tie-in awkward
McDonald's sold Batman-themed toys and cups alongside Tim Burton's dark 1992 film. Parents criticized a child-focused promotion attached to material they…
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Han dynasty stargazers casually tracked a major comet
Han astronomers logged the comet’s appearance in 240 BC; modern astronomers identify it as Halley’s Comet, recorded centuries before telescopes.
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Military paratroopers rely on simple static canvas lines
A static line clips the parachute to the aircraft; as the jumper exits, the line pulls the canopy open. The soldier doesn’t have to find a handle in the…
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One phone study counted 2,617 touches a day
The 2016 dscout project logged taps, swipes and other interactions, not just occasions when somebody picked up a phone. A single scrolling session could…
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Why swallowing mucus may help your immune system
Mucus traps particles and pathogens in the airways, and some of it is naturally swallowed. Stomach acid breaks down what it carries; fragments can then be…
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The Boston Tea Party was also a fight over monopoly
Colonial merchants had been making money smuggling tea, and the East India Company’s cheaper legal tea threatened their trade. The Tea Act was about taxes,…
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Soul contracts dictate your interpersonal drama
A painful relationship doesn’t need a cosmic script to explain it: people’s choices and circumstances can cause real harm. “Soul contracts” are a spiritual…
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Even a lung test depends on how you are positioned
A review of 43 studies found that body position changed measured breathing capacity, often with higher values in more upright positions. The effect varied…
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Optimism reliably increases overall life satisfaction
An optimistic outlook can change how a stressful event is interpreted: it may feel more manageable, rather than like proof that everything will go wrong. That…
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Why congenital blindness and schizophrenia rarely overlap
Congenital blindness reshapes the brain while it is still developing, including visual areas that later-born visual experiences would normally shape.…
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People dig through attics in the morning
People may tear through old boxes for the details needed to make an exact chart, only to come up empty.
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Firefighters once drilled straight into wooden water mains
Early water mains were hollow tree trunks, so a hydrant was a hole crews had to make themselves. Firefighters dug up the pipe, drilled into the wood, then…
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The famous 'Genghis Khan gene' turned into a genetic detective story
A 2003 study found a widespread paternal lineage in Asia and suggested a link to Genghis Khan's dynasty. Higher-resolution analysis in 2018 placed its common…
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Data warehouses are obsessive organizational hubs
They store information in a consistent format, making years of data easier for analysts to search and compare.
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A tricycle balances for you—until the corner
Three contact points let an adult tricycle stand upright at a stop without the rider balancing it. But a rigid trike doesn't lean through a turn like a…
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The TurboGrafx-16 was powered by an 8-bit CPU
The “16” described the graphics chip, not the processor: the TurboGrafx-16’s CPU was 8-bit. The name went with the flashier number.
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Toll free numbers are hoarded by telecom conglomerates
Some companies do not just pick a phone number; they pursue one that spells out their business. Brokers track and lease these vanity numbers, turning a keypad…
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Domicile dignity makes a celestial body lazy
In astrology, a planet in domicile occupies the sign it naturally rules and is considered strong. But that comfort can also make it complacent and inactive.
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Rubbing plant oils on candles boosts output
Ritual practitioners coat candles with plant oils to charge them with intention. The oil can also make candles slippery and increase the fire hazard.
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Why people prefer bad news to uncertainty
Not knowing what will happen leaves you unable to plan; even bad news gives you a definite situation to respond to. Once people know the outcome is negative,…
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John of the Cross actively sought total darkness
John of the Cross embraced physical and spiritual darkness, viewing profound suffering as a way to draw closer to God.
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