Stupid fabric can only grab a few degrees, while the smart fabric acquires full ... | Hacker News

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		nine_k on Feb 1, 2025 \| parent \| context \| favorite \| on: Smart fabric heats up under the sun Stupid fabric can only grab a few degrees, while the smart fabric acquires full 30. A genius fabric could likely boil water in the wintertime with sunlight alone!

cluckindan on Feb 1, 2025 [–]

A wet black sock around a beverage can in direct sunlight will cool down the can as it dries.

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