Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. A heat wave has been scorching the US, signaling that summer weather ...

It's hard to resist the urge to crank up the AC during a heatwave. But if you rely on a window unit to stay cool, you may notice that when temperatures soar, your AC isn't as effective as usual, and ...

We may earn a commission from links on this page. It’s hot as hell. In fact, Earth broke its own unofficial heat record three times last week for the highest average temperature on the planet. Many of ...