More than four in five homes and workplaces across 25 European cities have less nearby tree canopy than what is needed for ...

Temperatures are skyrocketing for the third straight day across the Eastern US, but there’s at least three different ways to ...

Track extreme heat alerts with this interactive map.

The U.S. is looking at an unwelcome birthday gift: a dangerous heat wave arriving ahead of the holiday weekend. Limited time: ...

The metric of how hot the air actually feels has roots in a 1979 journal paper called “The Assessment of Sultriness.” By Andy Newman In recent days, you may have seen or heard many mentions of a ...

Boston and New England are now into one of the most intense stretches of extreme, triple-digit heat on record. A massive heat ...

The thermometer reads 95°F (35°C) in Brooklyn, and vulnerable individuals need information to take appropriate action. New York City officials must gather facts quickly to provide updates on cooling ...

A fast-food restaurant helped out last week, saying the hospital could take its ice. Staff also bought ice from the ...

A heat wave will blast much of the eastern U.S. this week, and forecasters say temperatures will feel even hotter because of ...

The heat index at Chicago O’Hare International Airport peaked at 101 degrees Fahrenheit on Monday, and the National Weather ...