Dover.uk.com
If this post contains material that is offensive, inappropriate, illegal, or is a personal attack towards yourself, please report it using the form at the end of this page.

All reported posts will be reviewed by a moderator.
  • The post you are reporting:
     
    The theory of light, wave/particle duality. Not exactly relevant to above, but an interesting item you may have seen before. Stare at it, and what do
    you see? This is the well known 2 faces and a vase diagram.

Report Post

 
end link