Millions of Americans were asked to reduce electricity to prevent outages. Millions of Americans were under historic heat wave conditions this week -- driving up widespread use of air conditioning and ...

Another heat wave—this one steeped in humid air, including from a Midwestern phenomenon called corn sweat—is blanketing the eastern half of the U.S. this week in July. Tens of millions of people are ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Liam McCabe After a decade of reporting on HVAC and other major appliances, I ...