For astronauts to go on long missions to the moon or Mars, they need a refrigerator. But today’s fridges aren’t designed to work in zero gravity or upside down if oriented that way when a spacecraft ...

On a hot day in rural India, the idea of keeping milk, vegetables, and drinking water cool can feel less like convenience and more like survival. That is the world in which Mansukhbhai Prajapati, a ...

Before committing to a garage refrigerator, it helps to understand the dynamics of how a fridge works. Without getting bogged down in the details, modern fridges function by comparing the freezer ...