A heat wave has been slamming cities across California with triple-digit temperatures, shattering records and leaving at least one person dead. Weather forecasts for several California cities ...

UPDATE: California braces for triple-digit temperatures. Here’s where it will be the hottest California is about to heat up in a big way, with the hottest weather so far this year expected for ...

Explore this FAQ to learn more about what’s causing marine heat waves and their impacts in California. A marine heat wave is a period of unusually high ocean temperatures and is defined by its ...

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A Southern "heat wave" will smash dozens of daily, and even a few monthly records from Colorado and Texas into the Deep South into this weekend. It's just the latest round of record warmth we ...

A construction worker takes a water break during a heat wave in Irvine, California, in 2024. Allen J. Schaben / Los Angeles Times via Getty Images “We know that some demographics, such as those ...

New research reveals residents in America's hottest cities may age 14 months faster biologically. Discover which 6 cities ...

Longer periods of extreme heat has been found to accelerate biological age in older adults by up to two years, according to new research.

Consequently, people living in urban areas may be at greater risk from the effects of a prolonged heat wave than those living in rural areas. Asphalt and concrete also store heat longer and ...