“Cool gadgets” takes on new meaning as scientists develop a radiative cooler that keeps wearable device temperature down, even under direct sunlight.
![New approach keeps outdoor wearable electronics cool](https://www.advancedsciencenews.com/wp-content/uploads/2021/03/259266_web.jpg)
“Cool gadgets” takes on new meaning as scientists develop a radiative cooler that keeps wearable device temperature down, even under direct sunlight.