In the United States, West Coast residents sweltered earlier in the month as a high-pressure weather system called a heat dome trapped record-breaking high temperatures over the region (SN ...

A sprawling heat dome — or zone of intense high pressure — is forecast to become reestablished over the southern United States this weekend, affecting many of the same regions that have ...

An unusually intense heat dome lodged over the northeast Pacific Ocean and western United States, and abnormally warm water temperatures in the region are key drivers of the historic temperatures.

Arizona is baking as a heat dome settles over the western United States. Three Arizona counties — Maricopa, Pima and Coconino — were placed under excessive heat warnings until 8 p.m. Friday.

The lawsuit filed in state court this week says the companies knew that their products have altered the climate, including ...

Experts say the lawsuit in the death of a woman in Seattle is the first wrongful-death case targeting fossil fuel companies over their role in global warming.

It could be another dangerously smoky summer for some in the United States as Canada prepares for a busy wildfire season with ...