Heat waves—prolonged periods of abnormally hot weather—influence egg prices, energy bills and even public transit. And they're becoming more common as temperatures increase. Subscribe to our ...

More than 30 million people are under extreme weather alerts Sunday as a sweltering heat wave lingers across the West. Excessive heat warnings and watches were effective in parts of California, Oregon ...

Human-induced climate change made the intense early January heat wave in Australia five times more likely, according to a new analysis by World Weather Attribution.

Almost 150 million people were under heat advisories and warnings Wednesday morning, as the extreme heat wave that has brought sweltering conditions to the eastern half of the country and smashed ...

When a hurricane or a wildfire strikes, the economic damage is usually very visible - roofs are ripped off or charred homes line roads. Heat waves cause financial damage, too, but it’s more diffuse: ...

Howard Ehrman has seen his fair share of gruesome sights in his 56 years as a physician. But he’ll never forget working at Cook County Hospital 30 years ago when a heat wave sweeping the country ...

Weather isn’t climate, and a heat wave isn’t proof of human-induced global warming any more than a snowball disproves it. At the same time, nothing quite focuses the mind on the causes and effects of ...

A tourist with an umbrella stands on Filopappou Hill as Athens stretches out in the background, Monday, July 7, 2025, while authorities in Greece impose mandatory work stoppages in parts of the ...