Search results

  1. S

    An interesting way to get an interference pattern

    I think you made the right guess at the end of your video already : it's the pixels, the dense periodic succession of vertical lines in the structure of the screen. You can find more detailed explanations in the wikipedia article "Diffraction grating". An interference from 2 slits, alternates...
  2. S

    How does light lose energy as it travels over distance?

    I already answered this question in this other thread.