Learn about the green flash of the Sun, including how it works, how to see it, and its different appearances.
Weather
Learn about El Niño and La Niña, including how they work, how often they occur, and their effects on global weather patterns.
El Niño and La Niña
Learn what dew point is in meteorology. See its use in weather and predicting human comfort. Learn how it relates to humidity and pressure.
What Is Dew Point?
Learn what causes thunder and lightning and get interesting facts about how thunder and lightning work in storms.
What Causes Thunder and Lightning?
Learn the colors of the rainbow in order and how they differ in a double rainbow. See why there are different lists of colors.
Colors of the Rainbow in Order
Learn the difference between a tornado watch and tornado warning and the steps to take depending on weather conditions.
Tornado Watch vs Warning
Learn about the fire rainbow or circumhorizontal arc. See how it works and how to distinguish it from cloud iridescence or sun dogs.
Fire Rainbow: The Mesmerizing Beauty of the Circumhorizontal Arc
Learn about noctilucent clouds. Find out how these night-shining clouds form and where and when you can see them.
Noctilucent Clouds
Learn about 4 types and 10 types of clouds, how to recognize them, and the weather to expect when you see them in the sky.