By Tuesday night — following the fourth hottest day on record in Boston — Mass General’s emergency department was slammed.

A brutal heat wave across the eastern United States trapped millions of people in sweltering air this week with record-high ...

This is no ordinary heat. All time records are within reach today, as this early season heat wave becomes official.

The first major heat wave of the summer will bring another day of dangerously high temperatures to the East Coast on ...

Greater Boston could see as many as 80 days a year with temperatures exceeding 90 degrees as climate change continues to worsen.

Another warm day will arrive Wednesday with mostly sunshine for the day, and some isolated thunderstorms are possible by ...

A van with 16 “elderly” passengers slammed into a building in Dorchester Wednesday afternoon, as several people were ...

Boston's current heat wave brings a high of 92 degrees with isolated storms, and a cool down expected by the weekend.

A historic heat wave is sweeping the U.S., putting 128 million people under warnings. Stretching from Texas to Maine, it’s ...

Even as the heat dome begins to wane, portions of 20 states from the Ohio Valley to the Deep South and the Carolinas to ...

Extreme heat — and what to do about it — was also on the minds of researchers, community advocates and local leaders at a ...

NEW YORK (AP) — A record-smashing heat wave broiled the U.S. East for another day Wednesday, even as thermometers were ...