Sun and space: Harnessing cold universe and solar power for renewable energy

https://techxplore.com/news/2024-03-sun-space-harnessing-cold-universe.html

"simultaneously harvests solar energy in a solar cell and directs heat away from Earth through radiative cooling... radiative cooler works as 24/7 natural air conditioner... combined benefit surpasses electricity saving of bare solar cell up to 30%... the 2 harvesters are stacked, take up minimal space"