At least nine states along the East Coast faced summer swelter on Monday, and the steamy weather is expected to persist on Tuesday.

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.

Summer 2025 is off to a hot start with a heat wave stifling much of the US this week. Use this tool to track the risk in your area.

CNN is tracking extreme heat conditions for Americans each day. See where the risks are greatest — and where high temperature records might be broken.

More than half the country, including Illinois, is currently in a heat dome. Here's what that means and how to stay safe during excessive heat.

Brad Burk, a UAB Clinical Psychiatrist Pharmacist, joined CBS 42 News to discuss the risk of SSRI medications and heat stroke ...

Summer 2025 is off to a hot start with a heat wave stifling much of the US this week. Use this tool to track the risk in your area.

In the 65 largest U.S. cities, 76% of K-12 public school students attend school in extreme urban heat islands according to new Climate Central analysis.

Should you set your a/c to 78 when it's hot out? Which temperature is the safest and most cost-effective? That depends on you ...

A brutal heat wave across the eastern United States trapped millions of people in sweltering air this week with record-high temperatures.