Heat waves can form when a high-pressure system moves into a region and stalls. The system can force warm air downward, acting like a cap as it keeps the cool air near the surface from rising, ...

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 Douliery/AFP via Getty Images For many people, summer is a time for ...

It might feel unseasonably hot where you are right now. That's thanks in part to a heat wave in the Pacific Ocean.

New research shows that marine heat waves can reshape ocean food webs, which in turn can slow the transport of carbon to the deep sea and hamper the ocean's ability to buffer against climate change.

Heat waves have been the story of the summer in Massachusetts, and it's not letting up anytime soon with temperatures expected to hit the mid-90s this week. We expect high temperatures between 90 to ...

A record 2023 heat wave all but eradicated two species of coral that historically served as the backbone of Florida's reefs, ...

In 2021, rich countries vowed to spend more to help poor countries adapt to warming. That goal is unlikely to be met, a new ...

Florida faces a potentially heightened risk of intense hurricanes in the coming season due to a marine heat wave. A "marine heat wave" is defined as a prolonged period of abnormally high temperatures ...