Clouds Are Mostly Made of Water When you gaze up at the sky and see clouds drifting by, it might surprise you to learn that ...

Once you understand how certain clouds develop their shapes, you can learn to forecast the weather. Clouds that look like cartoon cotton balls or cauliflower are made up of tiny liquid water droplets ...

These are nimbostratus. There are a number of other unique and beautiful cloud types that can form as air rises over mountain slopes and other topography. Lenticular clouds, for example ...