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When lighthouses burned wood to guide ships
History

When lighthouses burned wood to guide ships

Before giant electric lenses, guiding ships away from jagged rocks required absolute brute force. Keepers had to manually haul thousands of pounds of coal and…

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Military submarines are painted black to hide in deep water while research vessels use bright yellow
Transport

Military submarines are painted black to hide in deep water while research vessels use bright yellow

The color of a submarine dictates its willingness to be rescued. Warships use stealthy black acoustic tiles to vanish into the pitch-dark oceanic abyss.…

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Why office-fridge lunches mysteriously disappear
Economy

Why office-fridge lunches mysteriously disappear

Leaving your pristine sandwich in a communal workspace is practically a formal invitation for theft. The tragedy of the commons dictates that shared,…

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Why car turn signals rarely blink together
Transport

Why car turn signals rarely blink together

If you sit at a red light and watch the blinkers of the cars ahead, they will almost never sync up. It is a maddening, chaotic light show that serves as a…

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Sabian symbols give a bizarre vision to every degree
Myths & mysteries

Sabian symbols give a bizarre vision to every degree

In the 1920s, a clairvoyant stared at a wheel and assigned a highly specific, poetic scene to every single degree. Now you can find out that your entire…

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Flipping gravity repeatedly to navigate a spiky room
Games

Flipping gravity repeatedly to navigate a spiky room

Jumping is for cowards; true heroes simply alter the gravitational pull of the universe. VVVVVV is a platformer where you cannot leap. Instead, you press a…

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Why helicopter rotors can spark in desert sand
Transport

Why helicopter rotors can spark in desert sand

Nothing screams stealth quite like accidentally generating a massive, glowing ring of sparks while trying to land in the desert. Titanium rotor blades…

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Getting dizzy from the rotation of the earth
Myths & mysteries

Getting dizzy from the rotation of the earth

A few highly sensitive individuals claim their internal equilibrium is so refined they can physically feel the planet hurtling through the cosmic void. By…

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Milford Sound is technically categorized as a fjord
Travel

Milford Sound is technically categorized as a fjord

This famous New Zealand aquatic landmark isn't a sound at all. It’s actually a massive valley carved out by moving glaciers and then violently flooded by the…

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Practitioners wear entirely too many oversized sweaters
Myths & mysteries

Practitioners wear entirely too many oversized sweaters

For some reason, interpreting esoteric diagrams requires drowning yourself in chunky knitwear, regardless of whether it is the middle of summer.

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Finding the original divine spark in complete darkness
Myths & mysteries

Finding the original divine spark in complete darkness

Believing that a tiny fragment of absolute perfection was trapped inside your ribcage was a popular ancient concept. The goal was to wake up this sleeping…

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Claw hammers combine a striking face with a built-in lever
Technology

Claw hammers combine a striking face with a built-in lever

Driving a nail is an act of brute force, but removing one is pure physics. The curved claw at the back of the hammer head lets you roll the tool against the…

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That airplane blanket may not be freshly washed
Travel

That airplane blanket may not be freshly washed

That little plastic-wrapped fleece might look pristine, but it is a lie. Unless you are on the very first flight of the morning, that blanket has likely just…

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Why you should never pee on a jellyfish sting
Health

Why you should never pee on a jellyfish sting

You can thank the TV show 'Friends' for convincing an entire generation to publicly urinate on their loved ones. Urine contains urea and varies wildly in pH.…

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A penguin is a general in Norway's royal guard
Travel

A penguin is a general in Norway's royal guard

Nepotism is alive and well in the animal kingdom. Sir Nils Olav III is a resident of the Edinburgh Zoo, but he officially serves as the mascot and…

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The video game that makes you clock in to drive a forklift
Games

The video game that makes you clock in to drive a forklift

In the middle of an intense quest to violently avenge your murdered father, you must stop to earn a completely mundane hourly wage. You literally have to wake…

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Conestoga trailers use a rolling tarp cover
Transport

Conestoga trailers use a rolling tarp cover

A flatbed is great until it rains, and throwing a heavy tarp over it manually is pure torture. This system uses an accordion-style metal frame covered in…

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Coordinated universal time anchors our suffering
Travel

Coordinated universal time anchors our suffering

UTC is the absolute standard against which all worldly time is measured. It doesn't observe daylight saving and it never changes, acting as the stubborn,…

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