Rensselaer Semi-Weekly Republican, Volume 21, Number 97, Rensselaer, Jasper County, 24 August 1900 — The Human Brain. [ARTICLE]

The Human Brain.

A German biologist has calculated that the human brain contains 300,000,000 nerve cells, 5,000,000 of wlrfch die and are succeeded by new ones every day. At this rate we get an entirely new brain every sixty dass.