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Scientists Made Espresso Without Hot Water, And People Couldn't Tell (opens in new tab)

Covers I used sound waves to make espresso. It could cut coffee-brewing energy use by 75%Covered by 4 sources See all sources covering this story including TechRadar, Techrights

Covers 1 related story

The Conversation·

I used sound waves to make espresso. It could cut coffee-brewing energy use by 75%

Discussed on Hacker News
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Covered in 5 articles

TechRadar
·

Who needs hot water? Researchers made an ultrasonic espresso machine that brews coffee without heat, and drinkers couldn't notice any difference

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Techrights·

Links 14/06/2026: Energy Cost and Reality Strikes at Heart of Slop Bubble, 75 Data Center Build-outs "Successfully Blocked"

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Memia·

Memia #2026.24: A Fable of power and control📖 MANGOS🥭 flows, not fundamentals💸🌊 ultrasonic espresso☕🔊 portable drone factories📦 robiotics🍓 katuš shortfall🌿🍄 sna...

Discussed on Substack
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In other languages

t3n·

Kaffee per Ultraschall: Warum heißes Wasser plötzlich überflüssig wird

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t3n·

Espresso per Ultraschall: Forscher machen starken Kaffee ganz ohne heißes Wasser

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