Record-high minimum temperatures, in which temperatures don't drop in the nighttime hours, are likely across much of the U.S.

Multiple states are under extreme heat warnings, advisories or watches on July 23, according to the National Weather Service.

Cities are seeking low-cost ways to ease the heat island effect. Researchers found benefits and trade-offs in two popular ...

The risks of heat are only growing thanks to lasting heat waves, extreme nighttime temperatures and unusual humidity, like ...

Metro's draft strategies for the cooling corridors plan include planting more trees, restoring habitats, creating more cool ...

The National Weather Service already has issued extreme heat warnings, watches and advisories across a swath of the Midwest ...

See where shade appears so you can survive a scorching summer in the city. The sun is liquifying Madrid. Again. June 2025 ...

Extreme heat is impacting states across the country. See maps of high temperature forecasts and heat index levels.

Remote-sensing data and artificial intelligence are mapping the most heat-vulnerable buildings in cities like Delhi, in an effort to target relief from extreme temperatures at a granular level.

Extreme heat is impacting states across the country. See maps of high temperature forecasts and heat index levels.