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  "path": "/story/scientists-brew-espresso-with-ultrasonic-waves/",
  "publishedAt": "2026-06-20T09:00:00.000Z",
  "site": "https://www.wired.com",
  "tags": [
    "Gear",
    "Gear / Gear News and Events",
    "coffee",
    "espresso",
    "research",
    "Coffee makers",
    "Australia",
    "Strange Brew"
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  "textContent": "Researchers have demonstrated they can make coffee comparable to conventional espresso using ultrasonic waves. Because the process doesn’t need hot water, it consumes 75 percent less energy.",
  "title": "Scientists Invent a Way to Brew Espresso With Ultrasonic Waves—No Hot Water Required"
}