These models juice up your refrigerator, air conditioner, and other essentials during an emergency—no matter what.

Sunday's Singapore Grand Prix will be the first Formula 1 race to be declared a heat hazard with extra cooling mechanisms introduced for the race.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Tim Heffernan Tim Heffernan is a writer who covers air and water quality and ...