A heat dome happens when hot air is trapped over an area due to a persistent high pressure system, William Gallus, a ...

The blast of heat prompted advisories across much of Massachusetts, Rhode Island, Connecticut, and in Southern New Hampshire ...

Millions will feel summer's excessive heat which is expected to cause heat advisories in central and southern states for the rest of the week.

The researchers have been tracking the heat, and the way it impacts parts of the city differently, in a brand-new way that could ultimately provide relief for some Chicagoans.