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, ...

This past July was the hottest recorded month in human history. Heat waves smashed temperature records worldwide and even brought summer temperatures to Chile and Argentina during the Southern ...

Why air-conditioning is the wrong climate villain. I’ll admit that I’ve rarely hesitated to point an accusing finger at air-conditioning. I’ve outlined in many stories and newsletters that AC is a ...

Extreme heat is making cooling a necessity. The result will be sky-high energy demand. This article is from The Spark, MIT Technology Review's weekly climate newsletter. To receive it in your inbox ...

In many parts of the world, the cool blast of an air-conditioner on a hot day is nowadays seen as a luxury rather than a necessity. Climate change is tipping the balance. Average global temperatures ...

The Chinese bus company couldn’t work it out. Some days when its buses merely crawled along Shanghai’s streets, their power consumption would go through the roof. The reason why was a mystery. So, a ...