Extreme heat can become lethal quickly. A young man cools off at Washington, D.C.'s Yards Park during a heat wave in 2021. Olivier Douliery/AFP via Getty Images For many people, summer is a time for ...

We may not notice it, but marine creatures off the Bay Area coast are already feeling the heat. Ocean temperatures in the ...

A record 2023 heat wave all but eradicated two species of coral that historically served as the backbone of Florida's reefs, ...

The Southwest is in for peak dog days as a looming heat wave has triggered extreme heat warnings and advisories for 80 million people from the U.S.-Mexico border to southwest Utah. “An anomalously ...

Fifty-five heat waves over the past quarter-century would not have happened without human-caused climate change, according to a study published Wednesday. Planet-warming emissions from 180 major ...

Living through extreme heat waves can accelerate your rate of aging, according to research published Monday. Scientists analyzed 15 years’ worth of health data from nearly 25,000 adults in Taiwan and ...

More than a decade since the start of the longest ocean warming event ever recorded, scientists are still working to understand the extent of its impacts. This unprecedented heat wave, nicknamed "The ...

For the millions of Americans who take medications for common issues like heart disease or high blood pressure, a heatwave like the one causing sweltering conditions across the Central and ...

The season’s most dangerous heat wave so far is expected to hit Southern California this week. Extreme heat and fire weather advisories have been issued beginning Wednesday, set to last for several ...

In summer, as sure as the mercury rises, the media become fixated on heat waves as the poster child of climate change. Heat domes or heat waves, by any name, summer temperature spikes point to the ...

The hottest days of the week are about to blast Southern California on Thursday and Friday, bringing a chance of record temperatures. “It’s going to get very, very hot,” KTLA Meteorologist Henry ...