WEST LAFAYETTE, Ind. — 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 ...

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 ...

Air compressors are often loud, raucous machines – but they don’t have to be. [Eric Strebel] built a remarkably quiet compressor using parts salvaged from an old fridge. After several years of use, it ...

In the refrigeration cycle, there are five basic components: fluid refrigerant; a compressor, which controls the flow of refrigerant; the condenser coils (on the outside of the fridge); the evaporator ...

So much of our everyday lives relies on gravity. We jump, toss a ball, pour ourselves a drink and experience rain, all thanks to the natural force. Still, it’s easy to forget that even a household ...

It’s touted as the latest technology in refrigerators. A compressor that keeps food fresh longer, lowers electricity costs, is quieter, and durable. LG says its new linear compressor is tested to last ...