It’s hot out. Like seriously hot. So we’ve been testing models of both portable and window air conditioners and poring over energy efficiency ratings to find promising units that can drop the ...

As is the case for many people, my home cannot be retrofitted with central air. My 100-plus-year-old Brooklyn apartment, which features prominently in my seven years of air quality reporting for WIRED ...

You probably don’t spend much time thinking about the compressor in your air conditioner, at least as long as it’s pumping out cool air. But if you’re in the market for a new window AC this season, ...