How Brain Cells Are Like Little Universes : The two pictures below illustrate the similarities. The top picture shows the neural network of a brain cell; the bottom picture shows the distribution of dark matter in the universe as simulated by Millennium Simulation.
For those who like mainstream sources, it doesn't get any more mainstream than The Lancet. Now even this well-respected medical journal is in agreement: Tap water with added fluoride is hazardous to your health.
Dopamine is my fave NT all the way!
Map of the brain showing neuron connections.....European researchers chase billion-euro technology prize : Nature News