The blue color of the daytime sky results from Rayleigh scattering, where atmospheric atoms and molecules preferentially scatter the blue wavelengths of sunlight more than red, rather than being the ...

The most popular color to represent the environment, green comes alive in a multitude of hues. Whether you prefer seafoam-green or deep-shade fern, the hue is fresh, lively, and always in style. It ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Daniel Brown, Lecturer in Astronomy, Nottingham Trent ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Michael J. I. Brown, Associate Professor in Astronomy ...

Michael J. I. Brown receives research funding from the Australian Research Council and Monash University. Matthew Kenworthy receives research funding from the Nederlandse Organisatie voor ...