Goldfarb spoke with Warner at the Mountain Words Festival in Crested Butte. They discussed threats to conservation, reasons ...

The medical director of AGH's emergency medicine department says more than 40 patients have been treated for heat-related illnesses in just the past few days.

Saturday set a new highest minimum temperature for June 21 in Chicago. Humidity levels are making it feel well over 100 ...

The mercury is really cranking up. Here’s what you need to know to protect yourself. Summer is upon us, and so too is the first heat wave of the year — a suffocating stretch of 90-plus-degree days ...

"We really want to stress that extreme heat can make anyone sick, and it is so critical to act fast," said Jennifer Costa, ...

Get ready to sweat. As the water evaporates from your skin, it takes heat with it. But the more we sweat the more fluids we ...