This July Fourth could be the hottest on record for millions of Americans as a massive heat wave traps more than half of the United States under a heat dome through the holiday weekend. The heat wave ...

As triple-digit temperatures engulf much of the United States, the Trump administration wants grid managers to require the use of backup power that often goes unused. By Ivan Penn and Hilary Howard As ...

It seems a simple decision — using a fan to cool yourself down amid yet another heat wave. But in the extreme conditions much of the country is currently facing, it may not help as much as you’d think ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Meteorologists are warning that millions of people could face dangerous ...

A dangerous "heat dome" is expected to impact millions of Americans this week and into the Fourth of July holiday weekend. Heat advisories have been issued June 29 for 41 Florida counties. The heat ...

A new San Diego heat mapping tool is revealing risks in places residents might least expect – including coastal neighborhoods that stay dangerously warm overnight despite cooler daytime temperatures.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Extreme heat remains the deadliest form of weather in the United States ...

The National Weather Service issued a heat advisory for the Tampa Bay region on Thursday as "feels-like" temperatures threatened to climb to 110 degrees. Oppressive humidity combined with high ...

Rochester, Minn.-based Mayo Clinic is using AI to help identify hospitalized patients who may benefit from palliative care earlier in their stay — part of a broader effort to expand access to ...

Investigative reporters use mapping for a wide range of stories: revealing crime hot spots; highlighting environmental destruction; uncovering demographic patterns; documenting war crimes. Here are ...

Demonstration experiment at Expo 2025. (Although a fan is visible in the filming environment, it was not used in the experiment, which was conducted at ambient temperatures in the 32°C range.) Credit: ...