At sunset, the light travels a longer path in the atmosphere to reach our eyes than when the sun is high in the sky. At this time of the day, the light is more subject to scattering, as it interacts with more air (molecules and particles) before reaching our eyes, which explains why the sun is much less luminous and can be observed directly without being dazzled. The sun appears redder because amo ...[Read More]
Imaggeo on Mondays: A pink and blue evening
A pink and blue evening. Credit: Claudine Vanbauce (distributed via imaggeo.egu.eu)