Yes, BTU ratings matter, but when it comes to portable AC units, one is more telling than the other.

It kept the nights cool, but it’s not a daytime match for an intense heat wave.

Ten watts. Keep that number in your head for the next few minutes, because it quietly settles almost every argument about the product under discussion. Ten watts is what the Vital Cooling Breeze says ...

Most window AC units block you from opening your own window. Midea's U-shaped design does not. A support bracket takes the weight of the unit from outside the wall, so the window can slide down into ...

Tired of sweating in your garage or workshop space? Stay cool this summer with an air conditioner made to handle large spaces ...

In “Air,” by the Swiss writer Christian Kracht, a decorator’s unusual commission leads abruptly into another universe. By Charlie Lee Charlie Lee is a senior editor at Harper’s Magazine. When you ...

As Europe suffered through its worst recorded heat wave a few weeks ago, the majority of homes without air-conditioning, Americans looked on in climate-controlled confusion. Headlines, not to mention ...

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As France enters another heatwave, it’s barely recovered from the last one. Scorching temperatures return this week, and likely with them, the same question that was asked repeatedly in June: why ...

As parts of the UK brace for another hot weekend, online adverts have been appearing for portable air conditioners claiming to be "designed by former Nasa engineers" and able to "cool a room in 90 ...

"Hearst Magazines and AOL may earn commission or revenue on some items through these links." Unlike window air conditioners, portable air conditioners roll easily from room to room and take only ...