Life is always changing on all aspects. Each moment science comes up with discoveries that astound us. Of course, science and today’s tech have always helped ease life and unveil facts which we have never thought are real. Besides, the revealing of new facts and proving their existence have made us, humans, understand more about life […]
The human brain is a very perplexing incredible organ which has amazed and baffled people throughout the ages. Some scientists have devoted their entire lives for the exegesis of how the brain works. At birth, the brain has an average weight of 350-400 gm, but for adults, the brain averages 1300-1400 gm and it is composed of about 77-78% water, 10-12% lipids, 8% protein, 1% carbohydrates, 2% soluble organics, and 1% inorganic salts.
There are about 100 billion neurons in the human brain, the same number of stars in our galaxy !! The cerebral cortex (outermost tissue of cerebrum) is the largest part of the brain, forming about 85% of the brain, which is greatly important for thinking, awareness, and attention. The left hemisphere of the brain has 186 million more neurons than the right hemisphere. There are 100,000 miles of blood vessels in the brain !!