Puffy to wispy, barely there or dark and menacing, clouds come in many shapes and sizes. Each tells a story about what’s ...

Have you ever wondered how clouds stay in the sky? Here's your answer, and by the way, the weight of an actual cloud might ...

You can’t see these layers unless the humidity is high enough for the moisture in the layer to condense and form a cloud ... forming clouds on the windward side and evaporating clouds on ...

In everyday terms, we are literally walking and driving through clouds. Foggy mornings are common ... be to become saturated with water vapor and form dew. Fog arises when the temperature is ...