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

Millions of Americans are still under weather advisories Wednesday due to the record-breaking heat. Will it change soon?

The four-day heat wave in Boston was confirmed Wednesday, with temperatures returning to the mid-90s, falling short of setting another new daily high record, which is 97, set in 1943.

California Department of Education found in violation of Title IX following federal investigations Watch a senior golden retriever rediscover her puppy side with a new sibling Photos of Americans ...

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

But then summer drove off something of a cliff and the extreme heat ended. Much of the rest of July and most of August was fairly typical, lots of 80s highs, some brief lower-mid 90s in lower ...

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

A record-breaking heat wave continues to scorch the East Coast, with City hitting 100 degrees for the first time in over a ...

Even as the heat dome begins to wane, portions of 20 states from the Ohio Valley to the Deep South and the Carolinas to southern New England remain under heat alerts on Wednesday. Temperatures in the ...

An analysis of thousands of summertime walking trips through Boston finds that, on average, a 1 degree increase in perceived ...

NEW YORK – A massive heat dome that sparked the first major heat wave of the summer brought record-breaking temperatures to cities from the Midwest to the Northeast this week, but some much-needed ...

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