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Dong Ho paintings use crushed seashell paper
History

Dong Ho paintings use crushed seashell paper

Because standard paper is incredibly dull. Vietnamese artisans figured out how to grind up scallop shells and mix them into tree bark paste, creating a…

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Why movie characters shave in one effortless stroke
Culture & entertainment

Why movie characters shave in one effortless stroke

Removing thick facial hair is a deeply majestic, effortless process. A character will wipe away a massive swath of shaving cream with one beautifully smooth…

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The $3,000 car GPS that needed cassette tapes
Technology

The $3,000 car GPS that needed cassette tapes

Getting utterly lost was still significantly cheaper than buying this monster. Released in 1985, the Etak Navigator used vector graphics stored on literal…

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Why asking for extra cheese can offend an Italian chef
Travel

Why asking for extra cheese can offend an Italian chef

The chef spent years perfecting the exact ratio of ingredients, and you think you can fix it with a mountain of dairy. Unless cheese is explicitly offered,…

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Your jaw can deliver a surprisingly powerful bite
Health

Your jaw can deliver a surprisingly powerful bite

The masseter muscle is the undisputed heavyweight champion of your anatomy. While the gluteus maximus is the largest muscle, your jaw muscles can exert a bite…

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Normal force stops you from sinking into solid floors
Science

Normal force stops you from sinking into solid floors

The only reason you don't plummet straight through the floorboards right now is that the ground is pushing back exactly as hard as you push down. This…

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You remember your own ideas better than advice
Psychology

You remember your own ideas better than advice

The generation effect dictates that you will easily recall a terrible idea you came up with yourself, while completely forgetting the brilliant, life-saving…

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Indoor fire sprinklers possess collective activation
Culture & entertainment

Indoor fire sprinklers possess collective activation

Fictional plumbing operates on a hive-mind mentality. Holding a single cigarette lighter under one tiny sprinkler head will instantly activate every single…

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Bonnie and Clyde risked their lives for small hauls
Economy

Bonnie and Clyde risked their lives for small hauls

Despite their massive cinematic legacy as unstoppable criminal titans, their actual financial returns were deeply embarrassing. Most of their dramatic rural…

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Your body contains about 7 octillion atoms
Health

Your body contains about 7 octillion atoms

You are less of an individual person and more of a highly coordinated swarm of 7,000,000,000,000,000,000,000,000,000 tiny particles. It takes a ridiculous…

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Can selfishness really organize a market
Economy

Can selfishness really organize a market

The invisible hand is the comforting ghost story we tell ourselves that pure unadulterated selfishness will magically result in a well-fed population.…

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Andean weavers created water-resistant ponchos
History

Andean weavers created water-resistant ponchos

Long before synthetic raincoats existed, high-altitude weavers tightly spun local fibers to create garments so dense that water literally bounced off them. It…

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Chinese artisans painted inside tiny glass bottles
History

Chinese artisans painted inside tiny glass bottles

Painting on a flat canvas was apparently far too easy for Qing dynasty artists. Instead, they took miniature glass snuff bottles and used bent brushes with…

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Cellular ribosomes function as microscopic protein makers
Health

Cellular ribosomes function as microscopic protein makers

Your existence relies entirely on tiny biological 3D printers scattered throughout your tissues. These complex molecular machines relentlessly read genetic…

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Why watching someone move activates your motor cortex
Science

Why watching someone move activates your motor cortex

Your brain is quite literally a biological copycat. Watch someone grab a cup of coffee, and your own motor cortex will furiously light up in the exact same…

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Magma can make the ground swell before an eruption
Science

Magma can make the ground swell before an eruption

The ground is supposedly solid, unless there is a giant reservoir of molten rock trying to escape. As subterranean magma pools fill up, the intense pressure…

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Plantaris is known as the freshman nerve
Health

Plantaris is known as the freshman nerve

This thin, incredibly weak muscle in your calf does almost nothing for movement. It’s so utterly useless that it’s frequently mistaken for a nerve by…

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Why pilots are allowed to nap mid-flight
Transport

Why pilots are allowed to nap mid-flight

Next time you hit turbulence, take comfort in knowing the person in charge might be completely unconscious. To combat the lethal fatigue of long-haul flights,…

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