Maricopa County, Arizona, and Clark County, Nevada, offer a cautionary tale about what it takes to keep people alive in ...

To prepare for a heat wave, it's important to understand how to prevent heat exhaustion and heatstroke. Here's how to stay safe in extreme heat.

Beyond disrupting the ocean’s food web and fisheries, the underwater heat wave, known as "The Blob," can alter weather on ...

It might feel unseasonably hot where you are right now. That's thanks in part to a heat wave in the Pacific Ocean.

As the frequency and intensity of heat waves increase across the U.S., a similar but more striking phenomenon is occurring in American rivers. Analysis of data from nearly 1,500 sites in the ...

As Hurricane Gabrielle churns in the open Atlantic, forecasters are watching two tropical waves that could soon develop – signs the slow hurricane season is beginning to heat up. The more organized of ...

Whenever he’s home, 84-year-old Toshiaki Morioka carries an alarm device that measures temperature and humidity, which can summon emergency responders at the press of a button. He takes it to bed, to ...

The grim death toll from heat waves across European cities this past summer would be captured in shocking headlines if they happened all at once, in a bombing or plane crash—835 in Rome, 630 in Athens ...

The Northern Hemisphere’s summers of 2023, 2024 and 2025 were the three hottest on record, climate agencies in the European Union and the U.S. have announced. This record summer heat was driven ...

A brief heat wave is expected to push North Bay temperatures into the mid-90s this week, raising heat and fire risk slightly, according to the National Weather Service. Starting Monday, temperatures ...

Governments around the world are enacting measures to try to protect workers from the dangers of heat stress. They’re barely keeping up with the risks. By Somini Sengupta and Hisako Ueno Somini ...

As climate change helps fuel more severe heat waves, the city is struggling between maintaining its architectural heritage and keeping apartments livable. A view of Paris and its zinc-roofed buildings ...