Ahh, summer, a time of vacations at the beach or mountains—and sky-high electricity bills as your air conditioner labors against the heat and humidity. And how does your body adapt to heat?

Air conditioning can feel like magic on a hot day, and to the uninitiated the cooling process might sound like magic, too. That’s because you are not adding cold to the air, you are removing heat. The ...

UK’s summer heatwaves spark huge rise in demand for Chinese aircon models ...