The human brain’s almost always described in the metaphorical language of an electronic computer. But as neuroscientist R. Douglas Fields explains, it’s useful to remember that the reality is closer to a highly evolved collection of billions of bags of seawater. Fields explains nature’s constraints on how the brain works.

Watch the full program of Architects of the Mind: A Blueprint for the Human Brain

SOURCE: World Science Festival

Image Above Credit: Umberto Salvagnin/Wikimedia Commons (CC BY 2.0)