Molecular Movies - A Portal to Cell & Molecular Animation
http://www.molecularmovies.com/

Very insteresting site about biology simulation

This web resource presents an organized directory of cell and molecular animations, as well as a collection of original tutorials for life science professionals learning 3D visualization. The goal is to provide an efficient way for scientists and educators to browse and access existing animations for teaching and communication purposes.

This graph helps grasping the infinte smallness of bacteries, molecules ..

On of those "Power of 10" zooms, but for biologicals.

Here's your answer... pretty cool.