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Time perception varies wildly across cultures
Psychology

Time perception varies wildly across cultures

A clock gives everyone the same minute; it doesn’t make everyone experience time the same way. Cultures differ in whether they organize time around schedules,…

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Sony forced Vita owners to use exclusive memory cards
Games

Sony forced Vita owners to use exclusive memory cards

The Vita couldn't use standard SD cards, so owners had to buy Sony's proprietary memory cards, which cost a premium.

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A visa still doesn't guarantee entry
Travel

A visa still doesn't guarantee entry

A visa lets you travel to a border, but an immigration officer makes the final decision on whether you can enter.

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Virtual Boy's red-and-black world came with a comfort problem
Games

Virtual Boy's red-and-black world came with a comfort problem

Nintendo's headset-style system presented a separate image to each eye, creating depth on red LED displays. Its warnings included breaks during play. The…

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Number one signifies aggressive and bossy leadership
Myths & mysteries

Number one signifies aggressive and bossy leadership

In numerology, the number one is associated with domineering, self-centered leadership—the numerical equivalent of a corporate micromanager.

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Logging trucks secure raw timber on skeletal frames
Transport

Logging trucks secure raw timber on skeletal frames

A logging truck’s bare frame leaves room for long trunks, while upright stakes and chains keep the load from rolling off. The logs make their own awkward…

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Local SIM cards require passport registration
Travel

Local SIM cards require passport registration

Some countries require a passport to register a prepaid SIM, so buying a cheap data card can involve more paperwork than expected.

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Santosha demands being annoyingly content with everything
Myths & mysteries

Santosha demands being annoyingly content with everything

Santosha, a yogic principle of contentment, means practicing acceptance even when circumstances are difficult; followers say it can bring inner peace.

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The novel that helped save Notre-Dame
Culture & entertainment

The novel that helped save Notre-Dame

Hugo’s 900-page novel, The Hunchback of Notre-Dame, renewed public interest in the crumbling cathedral and helped spur funds for its restoration.

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Why Ping-Pong is officially called table tennis
Economy

Why Ping-Pong is officially called table tennis

Parker Brothers owned the Ping-Pong trademark in the 1920s. Tournament organizers and equipment makers used table tennis instead, so they could name the sport…

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The tiny screw that measures a lens's curve
Technology

The tiny screw that measures a lens's curve

Three fixed legs rest on the lens while a central screw measures its curve, letting the spherometer calculate the surface's radius.

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Rembrandt's bankruptcy put his own collection up for sale
History

Rembrandt's bankruptcy put his own collection up for sale

The painter collected art and objects while earning his living making art for others. When his finances collapsed in 1656, his possessions—including that…

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Original Xbox shipped with a communicative headset default
Games

Original Xbox shipped with a communicative headset default

Every Xbox came with a cheap microphone, making voice chat a standard part of online lobbies rather than an optional accessory.

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Objects moving in circles are constantly yanked inward
Science

Objects moving in circles are constantly yanked inward

An object going in a circle needs an inward force to keep bending its path. If that force disappears, the object doesn’t fly outward; it continues straight in…

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State departments issue arbitrary travel warnings
Travel

State departments issue arbitrary travel warnings

Diplomatic disputes can influence travel advisories, so a warning level may reflect politics as well as safety.

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Why artists sometimes split songwriting credits
Economy

Why artists sometimes split songwriting credits

A studio visit can turn into a royalty claim: some major artists seek songwriting credit for being present or making a small lyric change. That share comes…

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Mount Erebus grows ice chimneys around warm volcanic vents
History

Mount Erebus grows ice chimneys around warm volcanic vents

Moist air escaping from the Antarctic volcano freezes in the surrounding cold, building towers around the outlets. The outside can be ice while heat continues…

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Public commitments trap you into compliance
Psychology

Public commitments trap you into compliance

A promise made out loud becomes part of the story other people can tell about you. To stay consistent—and avoid looking unreliable—you may keep complying even…

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