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Radiative cooling technologies scatter heat and light into space, which could cut air-conditioning demand and keep people safe in heat waves. By Becky Ferreira I t’s getting harder to beat the heat. During the summer of 2025, heat waves knocked out power grids in North America, Europe, and the Middle East. Global warming means more people need air-conditioning, which requires more power and strains grids. But a millennia-old idea (plus 21st-century tech) might offer an answer: radiative cooling. Paints, coatings, and textiles can scatter sunlight and dissipate heat—no additional energy required. …
摘自《麻省理工科技评论》(MIT Technology Review)第129卷 第1期 · 2026年1月刊,Becky Ferreira。仅引用开头一小段供了解文章,版权归原刊所有,全文请阅读原刊。