Neurons are arranged in periodic patterns that repeat over large distances in two areas of the cerebral cortex, suggesting that the entire cerebral cortex has a stereotyped organization, reports a ...

Remember the graph paper you used at school, the kind that's covered with tiny squares? It's the perfect illustration of what mathematicians call a "periodic tiling of space", with shapes covering an ...

The “repetition compulsion” is a basic concept in psychotherapy. The compulsion to repeat is particularly interesting because what is repeated is not pleasurable. On the contrary, it is usually a ...