Tag: electromagnetic spectrum

  • Why is the Sky Blue?

    FAS Astronomers Blog, Volume 33, Number 8. There are many profound questions in the world of science and astronomy. Some have answers, and some do…

  • The Great Observatories

    Young Astronomers Blog, Volume 28, Number 5. Light is all around us. When we look at the world, we can see incredible colors. However, visible…