Being kind, calm, traditional, secure and conscientious were more associated with being good than cool. Some “cool” traits were not necessarily good at all, like extroversion and hedonism.

A new psychology study identifies six universal traits that make someone appear “cool,” including power and hedonism.

After a years-long slump, are Superman comics cool again? This comics store thinks so — and so do a lot of others. Here's why.

If your air conditioner has your electric bill skyrocketing, you could use these tips to save money on your summer power bills and stay cooler longer.

The City of Tulsa has opened multiple cooling stations and issued heat safety reminders as dangerous heat index values continue across the area.