New York City, Baltimore, Philadelphia and Boston all hit 100 degrees Fahrenheit on Tuesday, as did parts of Maine.

The heat wave caused disruptions to public transport across the Northeast. Amtrak said it will be forced to slow train speeds ...

More than 160 million Americans are under the highest level of extreme heat alerts during a wave of above-average ...

By ANNE M. PETERSON Substitutes who watch from the locker room, abandoned practice sessions and sweat-soaked jerseys. A heat ...

Temps are soaring in cities across the Atlantic coast, where some cities are reaching 100 degrees with heat indexes ...

Large swaths of the country were broiling under a heat dome, worsened by a humid atmosphere that’s circling the East.

As sprawling heat dome spawns temperatures above 100 degrees Fahrenheit across the eastern United States, one New England ...

Buckled roads. Broken bridges. Delayed trains. Strained power grids that led to dangerous outages. Cases of heat illness and ...

A brutal heat wave has gripped the eastern part of the United States as tens of millions of people sweltered in record high ...

“Extremely dangerous heat persists across the Midwest and East Coast … affecting nearly half of the U.S. population at 161 ...

Tens of millions of Americans sweltered outside or sought air-conditioned refuge as an "extremely dangerous" heat wave ...