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  1. Why is the sky *uniformly* blue? - Physics Stack Exchange

    Jun 22, 2020 · I've read a lot of answers to the questions why the sky is blue. However all the answers I found contain mostly …

  2. Why does the sky suddenly look gray through this window?

    But why does it look so much less blue, when the values of the red and green channels are still smaller than the blue? That is entirely …

  3. visible light - Why is the sky blue? - Physics Stack Exchange

    Possible Duplicate: Why does the sky change color? Basically what the title says. What mechanisms are significant and how do they …

  4. Why is the sky blue: For a 3-year old - Physics Stack Exchange

    Sep 19, 2015 · Why does the sky change color? Why is the sky blue during the day, red during sunrise/set and black during the …

  5. visible light - Why are stars white? - Physics Stack Exchange

    Mar 13, 2015 · Coming to other stars. Most stars in the night sky appear to be white when they really are not. Many of them are red, …

  6. Why is the blue color of sky darker in high altitude regions?

    Jan 14, 2014 · The sky is actually black. Check that for yourself at midnight. So in the daytime, you are looking at a black sky that is …

  7. Why is the sky not purple? - Physics Stack Exchange

    The net effect is that the red and green cones are stimulated about equally by the light from the sky, while the blue is stimulated more …

  8. electromagnetic radiation - Blue sky and Red sunset, Why? - Physics ...

    Nov 26, 2021 · Blue light from the sun is scattered more than red so the sky is blue during the day. At sunset the angle of light is very …

  9. Why can we see the earth from outer space if the sky is blue?

    Nov 3, 2015 · The Earth does look blue, even continents, from satellite. (Still, in normal direction the amount of atmosphere is not …

  10. Why is sky on Mars red? - Physics Stack Exchange

    Feb 9, 2017 · And, that when the Sun is low and thus light going through ~2000km of atmosphere rather than ~10km (do the trig), …