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 ...

On hearing the word sky, a blue sheet appears in front of the eyes. But have you ever wondered why the sky is blue? And when everything looks black from space, why does the sky look blue from the ...

On a bright sunny day, the sky above us lights up in the blue and bright color. But why is it so? Have you ever thought about this? Scientists also were perplexed by the same question previously, and ...

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 ...