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Salamander amphibians thriving inside infernos
Myths & mysteries

Salamander amphibians thriving inside infernos

In folklore, salamanders were imagined as fire-loving creatures that could bathe in flames.

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Beta metrics quantify pure financial anxiety
Economy

Beta metrics quantify pure financial anxiety

A beta number compares a stock's price swings with the market's. Investors use it to put a figure on how much the stock tends to move when the broader market…

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London Eye is a massive cantilevered observation wheel
Transport

London Eye is a massive cantilevered observation wheel

The London Eye is supported from one side by an A-frame, leaving the other side open for the wheel and its passenger capsules. That cantilevered arrangement…

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Metal Gear Solid V gives its missions their own credits
Games

Metal Gear Solid V gives its missions their own credits

Mission openings and endings repeatedly display Hideo Kojima's name alongside other credits. The presentation treats individual operations like episodes,…

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No Man's Sky's advertising faced a formal investigation
Games

No Man's Sky's advertising faced a formal investigation

After complaints about its Steam page, the UK's advertising regulator examined whether the footage and claims represented the released game. It rejected the…

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How Final Fantasy XIV destroyed its own world
Games

How Final Fantasy XIV destroyed its own world

The original Final Fantasy XIV ended with the moon Dalamud opening and releasing the dragon Bahamut. The catastrophe closed an unsuccessful version of the…

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Why 23 people are enough to share a birthday
Psychology

Why 23 people are enough to share a birthday

A room of 23 people gives you 253 chances for a birthday match, because every pair counts. That’s why the odds of at least two people sharing a birthday pass…

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Heel bones endure massive impact with every single step
Health

Heel bones endure massive impact with every single step

When your heel hits the ground, the calcaneus—the foot’s largest bone—takes part of the landing force. It also anchors the Achilles tendon, which pulls on the…

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How the Titanic helped inspire sonar
Technology

How the Titanic helped inspire sonar

The disaster spurred inventors to map underwater hazards by sending sound waves through the water and listening for echoes. The iceberg-hunting technology…

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Why slasher movies kill someone so quickly
Culture & entertainment

Why slasher movies kill someone so quickly

Slasher films often kill the first victim within the opening ten minutes, delivering an early burst of violence before the rest of the story unfolds.

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The budgeting method that makes everyone start from zero
Economy

The budgeting method that makes everyone start from zero

Managers cannot simply copy last year’s budget and tweak a few numbers. Zero-based budgeting makes them justify every planned expense from scratch.

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Agartha hiding a glowing inner sun underground
Myths & mysteries

Agartha hiding a glowing inner sun underground

Believers describe Agartha as a hidden underground paradise with a glowing inner sun, pleasant weather, and enlightened inhabitants.

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The cable car that carried Chongqing across the Yangtze
Transport

The cable car that carried Chongqing across the Yangtze

The cableway carried cabins directly over the Yangtze, linking the two sides without sending passengers into bridge traffic. A motor hauled each cabin along…

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Finishing Snow White depended on convincing a banker
History

Finishing Snow White depended on convincing a banker

As production costs grew, Walt Disney showed unfinished material to Bank of America's Joe Rosenberg while seeking more money. The bank backed completion, and…

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The first feature-length movie nearly disappeared
Culture & entertainment

The first feature-length movie nearly disappeared

Australia's The Story of the Kelly Gang ran for over an hour when it opened in 1906. By the end of World War II, all known prints were thought lost; later…

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Space tourism requires months of brutal training
Travel

Space tourism requires months of brutal training

Even civilian passengers bound for low Earth orbit train for months, practicing emergency exits, zero-gravity movement and enduring centrifuge forces.

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Recreational vehicles replaced trailers
Travel

Recreational vehicles replaced trailers

Marketers used the term RV to make a motorized trailer sound like a vehicle for freedom and adventure—and to sell it at a premium.

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Why your calf suddenly locks up in agony
Health

Why your calf suddenly locks up in agony

A cramp is a muscle contraction that keeps going without your permission. The fibers tighten and stay tight instead of relaxing between movements, which is…

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