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The bleach drink sold as a miracle cure
Health

The bleach drink sold as a miracle cure

When acid is added to sodium chlorite, it produces chlorine dioxide, a harsh chemical that can injure tissue rather than treat disease. Drinking the product…

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Sailors wore gold earrings to pay for their funerals
Travel

Sailors wore gold earrings to pay for their funerals

In the 1800s, some sailors wore gold hoops so the jewelry could help pay for a proper burial if their bodies washed ashore after a dangerous voyage around…

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Single lane bridge ended island isolation
Travel

Single lane bridge ended island isolation

The island served as Portuguese East Africa’s colonial capital for more than four centuries, until a two-mile, single-lane bridge linked it to the mainland in…

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High interest rates actually make goods cost more
Economy

High interest rates actually make goods cost more

The same rate hike meant to cool prices can raise a shop’s cost of restocking. Nineteenth-century economist Thomas Tooke argued that merchants borrowing for…

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Saigon's famous rooftop escape wasn't at the embassy
Travel

Saigon's famous rooftop escape wasn't at the embassy

The helicopter in Hubert van Es's 1975 photograph was collecting evacuees from 22 Gia Long Street, an apartment building used by CIA personnel. The line of…

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The teenager who shook up New York’s avant-garde
Culture & entertainment

The teenager who shook up New York’s avant-garde

At 17, Barbara Rubin made an explicit, double-projected underground film that drew Andy Warhol, Bob Dylan, and the Velvet Underground into her orbit in 1963.…

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Before VR, 25 people could share a mechanical world tour
Technology

Before VR, 25 people could share a mechanical world tour

A Kaiserpanorama seated viewers around a wooden cabinet fitted with pairs of eyepieces. Stereoscopic photographs advanced past them, making distant places…

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He threaded a tube into his own beating heart
Health

He threaded a tube into his own beating heart

Werner Forssmann threaded a two-foot catheter through a vein in his own arm into his right atrium, then walked to the X-ray department to photograph it. He…

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The travel guide that told tourists to sleep in bathtubs
Travel

The travel guide that told tourists to sleep in bathtubs

Arthur Frommer's 1957 guide, Europe on 5 Dollars a Day, advised travelers to stay in cheap pensions, forgo private bathrooms, and even rent bathtubs to sleep…

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The fake Picasso story Orson Welles told
Culture & entertainment

The fake Picasso story Orson Welles told

In his 1973 film F for Fake, Orson Welles closes with an entirely fabricated story about Picasso, using a documentary frame to blur fact and invention.

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Why someone threw a priceless shield into the Thames
History

Why someone threw a priceless shield into the Thames

The Battersea Shield was likely a votive offering to river gods, not discarded armor: its bronze and red-glass decoration was too elaborate for practical use.…

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A velomobile puts a streamlined shell around a pedal-powered rider
Transport

A velomobile puts a streamlined shell around a pedal-powered rider

The enclosure lets air flow around the vehicle more smoothly than around an exposed rider, reducing drag at speed. It also adds weight and changes how the…

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An early railway tested a sail-powered railcar
Transport

An early railway tested a sail-powered railcar

Evan Thomas built the Aeolus for the Baltimore and Ohio Railroad's early experiments. A sail provided the force while rails guided the vehicle, so it could…

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The computer experiment that made chaos repeat itself
Science

The computer experiment that made chaos repeat itself

A computer calculation tracked vibrations in a chain of linked particles. The researchers expected energy to spread among the different patterns of motion and…

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How flashing lights made bullets look frozen
Science

How flashing lights made bullets look frozen

A strobe flash is so brief that a moving bullet travels only a tiny distance while it is lit, so the camera records a sharp slice instead of a blur.…

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A screening of L'Âge d'Or ended in ink and smashed artworks
Culture & entertainment

A screening of L'Âge d'Or ended in ink and smashed artworks

In December 1930, right-wing groups attacked a Paris showing of Luis Buñuel's film, throwing ink at the screen and wrecking the accompanying surrealist…

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When physicists thought atoms were smoke rings
Science

When physicists thought atoms were smoke rings

Kelvin’s fluid-ring atom theory went nowhere as an explanation of matter. But treating each atom as a different kind of knot gave mathematicians a fresh…

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The Nazi exhibition that drew the bigger crowd
Culture & entertainment

The Nazi exhibition that drew the bigger crowd

The 1937 'Degenerate Art' show crammed modern artworks together with mocking slogans. More than two million visitors came to its Munich run, compared with…

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