4) Einstein’s brain was well preserved – Einstein died in the year 1955, but his brain was preserved for research. But later it suddenly disappeared. Apparently someone had stolen it, and when it was found it was actually in 240 pieces.
5) The brain is said to have miles and miles of veins – Not only that, but it has so many blood vessels which could actually cover up the earth four times. It is made up of more than a hundred million neurons which could fill up our entire galaxy. But it still works with only 20% oxygen intake and covers only 2% of our body.
6) Brain feels no pain – This is actually true. The brain does not have any pain receptors which are why it is absolutely possible to operate on someone without giving them anesthetics.