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Chilean saltpeter ghost towns are rusted monuments
Nestled in the brutally arid Atacama Desert, Humberstone and Santa Laura were bustling hubs for mining saltpeter—basically bird poop used for explosives and…
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When prayer books became Tudor fashion accessories
Nothing says '16th-century piety with a dash of haute couture' quite like chaining a miniature prayer book to your waist. Tudor noblewomen, including Henry…
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The abandoned resort frozen in the 1970s
Once the French Riviera of Cyprus where Elizabeth Taylor sunbathed, Varosha was abruptly cordoned off by the Turkish military in 1974. For decades, it sat…
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Hubble wasn't the first to find evidence of expansion
History loves to hand the wrong guy the trophy. Years before Edwin Hubble became the poster boy for the expanding universe, Vesto Slipher was quietly…
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How a software bug made a radiation machine deadly
Software engineers love assuming their code is flawless, but in the 1980s, that arrogance literally vaporized people. The makers of the Therac-25 radiation…
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Brazil once stockpiled coffee after a devastating frost
What happens when a black frost wipes out 70% of your country's most valuable export? If you're the 1975 Brazilian government, you panic-buy whatever is left.…
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The tiny recorder that changed documentaries
Before the late 1950s, shooting a documentary meant dragging a truck full of audio gear into the wild, which kind of ruined the candid vibe. Enter the Nagra…
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How chimpanzees solved a banana puzzle
Wolfgang Köhler stranded a bunch of chimpanzees on the island of Tenerife during WWI and discovered they were entirely capable of "aha!" moments. Instead of…
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The euro architect who called currencies a monoculture
You’d think the guy who helped design the Euro would be a massive cheerleader for central banking, but Bernard Lietaer actually thought our financial system…
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The bridge collapse blamed on the wrong physics
Every high school physics teacher lies to you about this bridge. They show the grainy 1940 footage and blame its spectacular collapse on simple mechanical…
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A map mistake created a republic that lasted 400 years
In 1440, Pope Eugene IV sold a chunk of land to Florence, but the surveyors completely forgot to include a tiny strip of territory between two rivers. The…
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French engineer elegantly solved the color transition
Upgrading the entire world to color television was almost a colossal disaster because nobody wanted their expensive black-and-white sets to become instantly…
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The dangerous walkway rebuilt over Spain’s gorge
Pinned to the sheer walls of a Spanish gorge, the Caminito del Rey was originally built for hydroelectric workers but became a deadly pilgrimage for…
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The skater barred from competing who coached champions
When country clubs decided Black women shouldn't be allowed to figure skate, Mabel Fairbanks didn't just walk away. Barred from official competition in the…
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The screwdriver that held a plutonium core apart
Safety protocols in the 1940s were apparently just mild suggestions. Physicists literally kept a 14-pound subcritical sphere of plutonium from going…
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She turned hand-drawn squiggles into music
Long before modern producers were clicking piano rolls in Ableton, Daphne Oram was literally drawing music by hand. Fed up with the BBC’s lack of vision, she…
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The golden dome where visitors must not speak
Getting into the giant golden geodesic sphere at the center of Auroville, India, requires a logistical effort rivaling a pentagon security clearance. Visitors…
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How the Star Wars Holiday Special survived its burial
Legend says George Lucas wanted to smash every copy of the 1978 Star Wars Holiday Special with a sledgehammer to erase the Wookiee-singing monstrosity from…
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The dangerous cancer treatment that used coffee enemas
For those who think drinking a morning latte isn't quite invasive enough, Max Gerson pioneered the absolute nadir of alternative medicine. In a desperate and…
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Yongma Land lets you pay to explore its ruins
Usually, when a theme park goes bankrupt, it gets demolished or fenced off to keep teenagers out. The owner of Seoul's Yongma Land, however, took the genius…
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That spinning desk toy isn't powered by light
We've all been lied to by those spinning novelty shop glass bulbs. Everyone claims light pressure pushes the black and white vanes, but photons don't pack…
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Italian peasants battled witches with fennel stalks
Historian Carlo Ginzburg dug through Inquisition archives and uncovered the Benandanti, a 16th-century Italian agrarian cult that sounds entirely like a fever…
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Biosphere 2 used giant lungs to regulate air pressure
To stop the giant glass terrarium from popping like a cheap balloon when the desert sun hit it, engineers built two massive geodesic 'lungs.' Visitors can now…
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Tennessee ghost successfully murdered a guy
Most poltergeists just throw plates and flicker the lights, but the Bell Witch was a massive overachiever who opted for straight-up homicide. In early…
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