Across much of the world, hotter days are no longer arriving alone. The air itself is changing, sometimes turning from dry ...

High humidity and temperatures in the 70s are making for a warm and summer-like morning. While the wind will help a bit today, highs will still near 90 degrees in areas and feel like the mid to upper ...

Did your region just have one of its most humid summers on record? More than 120 million people across the United States — particularly swaths of the Mid-Atlantic, Southeast and Plains — experienced ...