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  "path": "/news/2026-03-harvesting-electricity-sun.html",
  "publishedAt": "2026-03-25T13:00:06.000Z",
  "site": "https://techxplore.com",
  "tags": [
    "Engineering"
  ],
  "textContent": "Solar energy is abundant and frustratingly ill-timed. A sunbeam can become either electricity (useful for running modern life) or heat (useful for keeping spaces warm). But conventional solar hardware is single-minded: Photovoltaic panels generate electricity whether it is wanted or not; solar-thermal collectors make heat even on days when buildings are too warm.",
  "title": "Harvesting heat and electricity from the sun, when you need it"
}