Originally Posted by Caltex

Yeah, we actually do know what atoms look like. Just recently scientists were able to take the first ever picture of an electron, which is far more difficult that capturing film of the entire atom. We discovered atoms by the scientific method, and evidence of their existence.
Electron Caught On Film For The First Time | Scientific Blogging

If we study earth, we can logically deduce that it was formed by a natural process of cosmic evolution. There is no evidence for a creator.