As climate change worsens, the frequency and severity of deadly heat waves continues to increase. More than 21,000 Americans have died due to heat-related causes since 1999, many during intense ...

Heat waves—prolonged periods of abnormally hot weather—influence egg prices, energy bills and even public transit. And they're becoming more common as temperatures increase. Subscribe to our ...

55 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 cement, oil ...

Honey bees are able to carefully manage the temperature inside their hives, but new research shows that extreme summer heat ...

Climate change is fueling an increasing number of marine heat waves across the globe. When this intensifying heat is coupled with pollution — especially sewage, nitrogen fertilizer agricultural runoff ...

WASHINGTON, Aug. 18, 2025 — Heat waves are becoming more common, severe and long-lasting. These prolonged periods of hot weather are especially dangerous in already hot places like Texas. In 2023, ...

The 2021 heat dome in the Pacific Northwest that overwhelmed emergency rooms and left hundreds dead. The 2022 heat wave in India that devastated the wheat harvest. The deadly heat waves in France in ...

A new study estimates that the deadly 2003 heat wave would cause up to 32,000 deaths each week under 3 degrees Celsius of warming. By now, it’s a familiar headline: A record-breaking heat wave sweeps ...

EAST HARLEM, Manhattan (PIX11) — This extreme heat is more than uncomfortable. It can kill. More than 500 New Yorkers die from heat-related causes each year, making it deadlier than some hurricanes, ...

Add Yahoo as a preferred source to see more of our stories on Google. 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 ...

Millions of Americans are under heat alerts Monday as a heat wave brings triple-digit temperatures or heat indices to nearly half the continental United States, according to the National Weather ...

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 ...