And if you're remodeling your house, take out all the carpeting and put in hardwood flooring.

It is moving around, exploring its environment, and remodeling its environment, as you see, by these chemical waves that are forming by the protocell.

Within the hippocampus a curved elongated ridge located in each of the brain's two temporal lobes is a structure called the dentate gyrus, which produces new neurons throughout adult life. Chronic stress inhibits neurogenesis and also causes many hippocampal neurons to shrink a process called remodeling.