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Bears were photographed sniffing aviation-fuel barrels
Science

Bears were photographed sniffing aviation-fuel barrels

Photographers in Kamchatka reported bears investigating containers left with fuel residues. Hydrocarbon vapors affect the nervous system, making the scene…

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Pawn Stars employees constantly call in outside appraisers
Culture & entertainment

Pawn Stars employees constantly call in outside appraisers

When an item is unusually specialized, the staff pause negotiations and call an expert to help establish its value.

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How gaslighting makes you doubt your own reality
Psychology

How gaslighting makes you doubt your own reality

Gaslighting works by making you distrust the very tool you use to judge what happened: your own memory. Repeated denial and confident contradiction can turn a…

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George Costanza frequently uses the alias Art Vandelay
Culture & entertainment

George Costanza frequently uses the alias Art Vandelay

George uses Art Vandelay, a fictional architect and importer-exporter, as an elaborate alias to get out of minor social predicaments.

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Why a wider game view may ease motion sickness
Games

Why a wider game view may ease motion sickness

A low field of view can feel like looking through a tube, which may worsen motion sickness. Widening the view can ease that discomfort.

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Why a Guinness takes two minutes to pour
Science

Why a Guinness takes two minutes to pour

The pause gives the nitrogen foam time to settle, so the bartender can add more beer without the head spilling over. Nitrogen makes especially small bubbles,…

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Chess boxing: where checkmate follows a punch
History

Chess boxing: where checkmate follows a punch

Competitors alternate three-minute boxing rounds with chess; a match can end by knockout or checkmate.

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Summer vacation wasn't simply a break for farm work
History

Summer vacation wasn't simply a break for farm work

Nineteenth-century rural schools often ran in summer and winter, leaving spring and fall for farm work. City schools had different calendars, while heat and…

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Roofs of mouths feature unique ridges called rugae
Health

Roofs of mouths feature unique ridges called rugae

The hard palate has ridges called rugae that give the tongue something to grip as it moves food during chewing. They also create the tiny roof-of-the-mouth…

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Early college students were mostly wealthy teenagers
History

Early college students were mostly wealthy teenagers

Wealth bought early college students more than a place in class: it could let them riot, skip lectures, and terrorize townspeople with little fear of…

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Why Greeks pour olive oil over almost everything
Science

Why Greeks pour olive oil over almost everything

Many of the aromas that make food taste distinctive travel in fat. Olive oil spreads those aroma compounds across your palate, changing how strongly you…

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What really makes popcorn kernels explode
Science

What really makes popcorn kernels explode

A popcorn kernel is a tiny pressure cooker: its hull traps steam as the inside heats up. When the pressure finally breaks the shell, the starch flips outward…

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First university degrees served as teaching licenses
History

First university degrees served as teaching licenses

In medieval universities, earning a master's degree qualified someone to join the faculty guild and teach.

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The pogo stick turned a spring into a test of balance
Transport

The pogo stick turned a spring into a test of balance

Each landing compresses the spring; its rebound lifts the rider again. The difficult part is keeping that narrow support beneath your center of mass through…

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Emotional vampires literally drain your social battery
Myths & mysteries

Emotional vampires literally drain your social battery

No fangs are involved: the phrase describes the drained, exhausted feeling some people leave you with after spending time together.

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Over-the-counter hearing aids changed who could buy directly
Economy

Over-the-counter hearing aids changed who could buy directly

A U.S. category introduced in 2022 lets adults with perceived mild to moderate hearing loss buy qualifying devices without a prescription or professional…

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A skincare label can change the price per ounce
Economy

A skincare label can change the price per ounce

A study of 110 facial moisturizers found women's products averaged $9.29 per ounce, compared with $6.20 for men's. The researchers found no significant…

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Pitch can shatter under a hammer—and slowly drip
Science

Pitch can shatter under a hammer—and slowly drip

Strike pitch and it may fracture before it has time to flow. Leave it under gravity for long enough, and its molecules slowly rearrange, letting it creep like…

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