E. C Krupp

The intriguing world of archaeoastronomy - the study of ancient peoples' observations of the skies and the impact of what they saw on their cultural evolution - is the focus of this eminently readable and authoritative survey. Krupp's interpretations of sky-watching customs from around the world range from everyday pursuits such as measuring time and calculating planting seasons to philosophical issues concerning the role of humanity within the larger...

Explains how rainbows are formed by the colors in sunlight shining through raindrops.