With the heat of summer upon us, we hear a lot about the heat index in our weather forecasts these days. But what exactly is the heat index and how is it calculated? "It's kind of the summer version ...

With astronomical summer right around the corner this upcoming Thursday, it's about time we enter a period of excessive heat across eastern Iowa. Actual air temperatures will climb into the 90s in ...

AUSTIN (KXAN) – With blistering heat this summer, you’ve likely heard a few people say “it’s not the head, it’s the humidity.” Turns out both things are true: it’s called the Heat Index. The heat ...

Enthalpy; Definition, Importance And Applications: Enthalpy is the measurement of energy in a thermodynamic system. It is a fundamental concept in thermodynamics. It represents the total energy ...

Rochester is entering its first heat wave of the summer, with an air temperature above 90 degrees expected for the next four days. The heat index will be even higher, expected to exceed 95 degrees ...