Introduction: The Human Brain
23/05/2013 15:02
11:58 04 September 2006 by Helen Philips
The brain is the most complex organ in the human body. It produces our every thought, action, memory, feeling and experience of the world. This jelly-like mass of tissue, weighing in at around 1.4 kilograms, contains a staggering one hundred billion nerve cells, or neurons. [Read more] ...