Air conditioning can feel heaven-sent on hot summer days. It keeps temperatures comfortable and controls humidity, making indoor environments tolerable even on the most brutally warm days. But some ...

Over this scorching hot Fourth of July, millions of Americans from California to Louisiana will put their air conditioning into overdrive. Who could blame them? AC can be a matter of life and death.

Humming air conditioners are the soundtrack to summer in the U.S., given that almost 90% of households use them for cooling. Even though air conditioning is everywhere, however, many people still have ...

We don’t always have the answers, but we have some people on speed dial who do — which is why we present to you our series FYI where we have experts explain if lip balm is actually bad, how often ...

Mr. Cox lives in Salina, Kan., and is the author of “Losing Our Cool: Uncomfortable Truths About Our Air-Conditioned World.” Whenever people ask me how my wife and I have endured 25 Kansas summers ...