The simple system in Figure 1 shows the application of the Second Law of Thermodynamics. The compressor (A) adds energy to the refrigerant, and it becomes hot, just the way a hand operated tire pump ...

With the U.S. in the midst of a massive heat wave during one of the warmest years on record, it is, in a word, hot. As temperatures rise—and look to keep rising over the coming years—the dangers of ...

If you've ever installed a window air conditioner, you know it's a hassle. These beasts can weigh over 100 pounds, and there's always the fear it could fall out and squash someone below. You may be ...

Solar air conditioning is any air conditioning powered by the sun's energy. Solar air conditioners have no emissions and supply their own energy, so customers can lessen their carbon footprint and ...

To find the best air conditioners to recommend, our team tested more than a dozen units in our homes and offices in bedrooms, rooms with tall ceilings, and windowless spaces. Of the bunch, these are ...

One of the great ironies of climate change is that as the planet warms, the technology that people need to stay cool will only make the climate hotter. By 2050, researchers expect the number of room ...

Thermodynamics, as with most concepts in science and physics, is most accurately described using mathematical equations. However, simple explanations, although not perfectly accurate, are sufficient ...