Technology
Discover facts about technology. Small discoveries that change the way you see familiar things.
Technology
How a razor inventor influenced modern surgery
The precise blade used by your highly trained surgeon was conceptualized by a guy selling shaving gear. King Camp Gillette patented the idea of cheap,…
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Toilets use a simple gravity-fed siphon to empty the bowl
The porcelain throne lacks complex mechanical moving parts in the bowl entirely. It simply uses a curved pipe trap that, when overwhelmed by a sudden rush of…
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Why smart bulbs use power when they're off
Your fancy automated lighting is secretly eating your power bill while you sleep. Even when completely dark, a smart bulb has to keep its internal wireless…
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Why zippers once seemed dangerously immoral
Closing your trousers in a hurry was once considered a severe moral failing. Polite society initially rejected sliding fasteners because they made undressing…
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A language written entirely with the word chicken
Inspired by a satirical academic paper, this language relies entirely on counting. You write instructions by repeating the word 'chicken' in different…
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How to pump water uphill without electricity
You can force water up a mountain without electricity just by repeatedly slamming a door in its face. A hydraulic ram pump lets water flow down a pipe until…
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Why water towers are giant elevated buckets
Those massive metal tanks looming over small towns do not contain complex, roaring electrical pumps. They are literally just giant elevated buckets relying…
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Before joysticks, games used rotary dials
Before the brilliant invention of a simple directional pad, early gamers were forced to aggressively twist plastic knobs. The paddles for games like Pong…
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Why Microsoft rescued Apple from bankruptcy
The ultimate plot twist in tech history. Bill Gates effectively bailed out Steve Jobs because Microsoft needed a healthy competitor to avoid anti-monopoly…
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The slow cooker began with a Sabbath stew
The ultimate lazy dinner pot was strictly religious in origin. Irving Naxon invented a heated ceramic crock specifically so his mother could prepare a…
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Tweezers rely on natural metal tension to spring back open
There is no hinge or complicated coil here. The two arms are permanently welded together at the back, meaning you are literally fighting the natural…
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Audio reverb simulates acoustic reflections in empty rooms
Singing in the shower sounds great because your voice bounces off the tile. Artificial reverb simply mathematical simulates millions of complex, decaying…
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Paperclips hold a world record for chaining length
Someone out there actually spent their finite time on earth linking office supplies. The longest chain of these bent metal wires spanned over twenty miles,…
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Password strength relies completely on random entropy
Because nothing says 'secure' like relying on pure, unadulterated chaos. Password strength isn't about cleverly swapping an 'E' for a '3'; it's about sheer…
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Why BlackBerry was named after a fruit
Sometimes brilliant tech naming conventions are just aggressive pareidolia. The marketing team looked at the tiny, tightly packed, oval-shaped black buttons…
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Overfitted models memorize answers instead of learning
Sometimes a machine learning model scores 100% on its training test not because it is smart, but because it cheated. 'Overfitting' occurs when an algorithm…
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The software command that names the culprit
Tracking file changes provides developers with a flawless weapon to aggressively assign blame. The 'blame' command literally exists just so you can pull up a…
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Wind-up toys store kinetic energy in a tightly coiled spring
When you turn the little plastic key, you are physically forcing a flat ribbon of steel to spool tightly around a central post. Let go, and the stubborn metal…
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Voicemail systems are strictly closed telephone exchanges
Leaving a message is just interacting with an incredibly antisocial phone line. Voicemail isn't saved directly on the recipient's phone; it's recorded at a…
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Hundreds of thousands still pay for AOL dial-up
Some people simply refuse to let the 90s die. Despite broadband, fiber optics, and 5G cellular data being available globally, AOL still reports hundreds of…
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Open-source software exposes its entire codebase freely
Imagine a restaurant happily handing out its secret recipes to anyone who asks. Open-source development allows anyone to read, modify, and distribute the…
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What really makes carousel horses gallop
Your majestic plastic steed doesn't have magical galloping powers. It is literally bolted to a giant metal rod suspended from a rotating ceiling, which is…
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Why WD-40 won't keep your hinges lubricated
You are fixing your hinges entirely wrong. This famous blue and yellow can contains a harsh solvent that breaks down grease and displaces water. It will stop…
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Hexadecimal uses letters to pretend they are numbers
Because computing raw binary is agonizing to look at, hexadecimal was adopted to shorten the pain. It uses a base-16 counting system, meaning once it runs out…
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