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Mutable modalities possess absolutely zero boundaries
Myths & mysteries

Mutable modalities possess absolutely zero boundaries

In astrology, mutable signs are said to adapt their behavior to the people around them. That flexibility can look like inconsistency, though it doesn't mean…

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Why train tracks are covered with jagged stones
Transport

Why train tracks are covered with jagged stones

Those stones spread the train’s weight across the ground and lock the sleepers—the crosspieces under the rails—in place. Their sharp edges interlock like a…

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Why cloud gaming can't outrun the speed of light
Technology

Why cloud gaming can't outrun the speed of light

A button press has to travel to a distant server, and the rendered frame has to travel back. That round trip takes time, so distance and the speed of light…

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Vesica Piscis shapes emerge from two overlapping circles
Myths & mysteries

Vesica Piscis shapes emerge from two overlapping circles

Esoteric traditions read the almond-shaped overlap as a symbol of creation: two circles meet, and their shared space represents something new emerging between…

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Rice was first domesticated in the Pearl River Valley
History

Rice was first domesticated in the Pearl River Valley

Early farmers in China grew rice in flooded paddies, a labor-intensive way to cultivate a crop suited to wet conditions.

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The Xbox 360's green ring told you which player you were
Technology

The Xbox 360's green ring told you which player you were

The ring was divided into four quarters. Connecting a controller assigned it a quarter, which lit up both on the controller and the console. You could match…

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The original PlayStation gave you 15 blocks to save your life
Games

The original PlayStation gave you 15 blocks to save your life

A standard memory card held one megabit—128 kilobytes—with 15 blocks available for saves. Games needed different amounts of that space, so starting a new…

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Wage garnishment legally forces employers to bypass you
Economy

Wage garnishment legally forces employers to bypass you

With wage garnishment, the money can leave your paycheck before it reaches you. A court orders the employer to withhold part of the wages and send it toward…

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Earth wobbling on its axis means your traditional zodiac sign is off by an entire constellation
Myths & mysteries

Earth wobbling on its axis means your traditional zodiac sign is off by an entire constellation

Earth's axis slowly wobbles like a spinning top, shifting the apparent alignment of the stars. That precession has moved it about 24 degrees since the…

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Procedural animation blends moving joints
Games

Procedural animation blends moving joints

Inverse kinematics lets a game engine place a character's foot on uneven ground, then calculate how the leg's joints should bend so the foot doesn't float.

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The unlikely link between Steve Jobs and Toy Story
Culture & entertainment

The unlikely link between Steve Jobs and Toy Story

Jobs bought Lucasfilm's computer graphics division, which became Pixar, then invested millions to keep the struggling company afloat long enough to make Toy…

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Chiron represents the permanent unhealable spiritual wound
Myths & mysteries

Chiron represents the permanent unhealable spiritual wound

In astrology, Chiron points to a lasting wound in a particular area of life. The wound is said to drive someone to help others with the same pain, even while…

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Wheat is grass that humans domesticated
Myths & mysteries

Wheat is grass that humans domesticated

Virgo's wheat-bearing maiden symbolizes purity and harvest, though domesticated wheat is a grass shaped by human breeding—not a naturally perfect emblem.

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Articulated passenger carriages share center wheels
Transport

Articulated passenger carriages share center wheels

An articulated train puts a shared set of wheels beneath the ends of two linked carriages. That saves a whole wheel assembly and lets the cars bend through…

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Tenzin Palmo lived in a freezing Himalayan cave for a decade
Myths & mysteries

Tenzin Palmo lived in a freezing Himalayan cave for a decade

She spent 12 years in the cave, sleeping upright in a small box and growing turnips during the brief summer. Her retreat was intended to demonstrate that…

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Desktop wallpapers are usually default generic landscapes
Culture & entertainment

Desktop wallpapers are usually default generic landscapes

Many computers display the scenic image bundled with their software, even though users can choose almost any picture.

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Semantic web standards seamlessly link unrelated data
Science

Semantic web standards seamlessly link unrelated data

A database that sees the word Paris cannot know whether it means a city or a person just from the spelling. Semantic web data gives things shared identifiers…

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The whiskey made in a county where it's illegal to buy it
Economy

The whiskey made in a county where it's illegal to buy it

Moore County has stayed legally dry since Prohibition, even though a distillery makes whiskey there. The distillery can produce it, but local residents have…

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