Keep houseplants well-watered: If a plant is not watered often, this can reduce the rate of transpiration as the plant tries ...

Air conditioners can be a costly investment, and buying a used unit can save money. But do the risks outweigh the benefits?

The AC was not only a brilliant innovation; it changed the course of human life. This is an edition of The Wonder Reader, a ...

Occupants of office buildings with air conditioning (AC) systems (e.g. central ventilation with cooling of air) consistently report, on average, more symptoms in their buildings than do occupants of ...

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Air conditioners’ cooling capacity is typically measured in British Thermal Units, or BTU, per hour. To gauge coverage, figure roughly 20 BTU per square foot of space. Most portable a/c units ...

Your air conditioner probably isn’t the prettiest appliance in your home, but it is one of the most important in the summer ...

R-454B, with a global warming potential of 466, has been adopted by major HVAC manufacturers as the standard replacement for ...

If you’re strategizing how to keep cool this summer, odds are you’re also deciding on what kind of air conditioner to use. Window units are particularly convenient for many households because ...

To help you find the best portable air conditioner, we spoke with cooling and appliance experts and selected top-rated models based on their advice, including budget-friendly, smart-connected and ...