“Our findings provide the first precise, quantitative explanation for how lightning initiates in nature,” Victor Pasko, the lead researcher in this study from the Penn State School of Electrical ...

Red lips are considered a beauty ideal–but what does it mean when they suddenly appear pale, bluish, or chapped? FITBOOK ...

Suddenly severely swollen lips can also be a sign of an allergic reaction. Especially if burning, itching in the mouth, or ...