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When submarines communicated with underwater bells
Technology

When submarines communicated with underwater bells

Decades before sonar became a slick Hollywood movie staple, early submarine communication relied on the highly sophisticated method of ringing underwater…

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The robot typewriters that billed Memphis for trash
Technology

The robot typewriters that billed Memphis for trash

If you think municipal government tech is hilariously outdated now, you should have seen it in the 1930s. Long before software could automate mass mailings,…

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The man who claimed to invent the floppy disk
Technology

The man who claimed to invent the floppy disk

Dr. Yoshiro Nakamatsu—a man who famously dives underwater to starve his brain of oxygen for 'inspiration'—firmly insists he invented the floppy disk in 1952…

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The early monitors that let nurses track hearts remotely
Technology

The early monitors that let nurses track hearts remotely

Long before we had smartwatches nagging us about our heart rates, the Victoreen Instrument Company patented early remote cardiac telemetry purely because…

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The mechanical machine that cracked Enigma
Technology

The mechanical machine that cracked Enigma

Bletchley Park didn't rely on elegant software to crack the Enigma code; they built loud, terrifying, room-sized electromechanical beasts. The Bombe lineage,…

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Percy Ludgate designed a rival analytical engine in 1909
Technology

Percy Ludgate designed a rival analytical engine in 1909

An Irish accountant completely missed the memo about Charles Babbage and independently invented a Victorian mechanical computer. In 1909, Percy Ludgate…

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Radar began as a way to track thunderstorms
Technology

Radar began as a way to track thunderstorms

The revolutionary radar interface that saved Britain in WWII was originally just a tool meant to help pilots dodge bad weather. Robert Watson-Watt wasn't…

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The humble resistor that made pacemakers possible
Technology

The humble resistor that made pacemakers possible

The man who revolutionized the pacemaker and countless guided missiles did it by obsessively perfecting the most boring component in electronics. Otis Boykin…

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The internet report named after an office room
Technology

The internet report named after an office room

The foundational rulebook for how early internet nodes talked to each other was creatively named after a random office door. When building the ARPANET,…

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How a nuclear blast damaged the first live-TV satellite
Technology

How a nuclear blast damaged the first live-TV satellite

The satellite that brought live television to the world was unceremoniously murdered by the US military's obsession with nuclear fireworks. Launched in 1962,…

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The student worm that crashed 10% of the internet
Technology

The student worm that crashed 10% of the internet

The first major internet apocalypse wasn't a malicious cyberattack; it was a grad student’s research project with zero chill. Robert Tappan Morris just wanted…

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How a computer error buzzer became a musical instrument
Technology

How a computer error buzzer became a musical instrument

Early computer scientists were given an auditory warning system for machine errors and immediately used it to pirate music. The Ferranti Mark 1, a massive…

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Chile once ran its economy from a sci-fi control room
Technology

Chile once ran its economy from a sci-fi control room

In the early 1970s, the Chilean government attempted to manage their entire socialist economy using telex machines, mainframe computers, and a control room…

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GeoCities hosted a theory that the Middle Ages never happened
Technology

GeoCities hosted a theory that the Middle Ages never happened

Imagine being so contrarian you delete 300 years of history. Heribert Illig’s Phantom Time Hypothesis—which argued the years 614 to 911 AD were entirely…

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The calculator designed in a concentration camp
Technology

The calculator designed in a concentration camp

The Curta Type I mechanical calculator looks like a tiny, metallic pepper grinder, but twisting its crank actually performs complex mathematical wizardry.…

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Hellschreiber hacked bad radio signals with dot matrix
Technology

Hellschreiber hacked bad radio signals with dot matrix

German inventor Rudolf Hell essentially created the unholy offspring of a fax machine and a teleprinter in 1929, appropriately named the Hellschreiber.…

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The fire that knocked out 170,000 New York phones
Technology

The fire that knocked out 170,000 New York phones

You think a localized AWS server outage is chaotic? Try losing all communication for an entire massive borough. In 1977, a disastrous fire ripped through a…

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The forgotten computer built in an Iowa basement
Technology

The forgotten computer built in an Iowa basement

If you ask someone who invented the computer, they will probably mumble something about Alan Turing or ENIAC. They will definitely not mention a physics…

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