Things you never knew about the human brain

The human brain is the seat of thinking, of thought, it is the essence of a human being. Yet not many of us know too many details about the human brain, and here is a site (link) that provides a lot of such information:

Your skin weighs twice as much as your brain.

Your brain is made up of about 75 percent water.

Your brain consists of about 100 billion neurons.

At birth, your brain was almost the same size as an adult brain and contained most of the brain cells for your whole life.

A newborn baby’s brain grows about three times its size in the first year.