1. Did you know that DNA makes only 50 % of our chromosomes? Yes, the rest is made up of a mysterious sheath whose possible function is to keep chromosomes isolated from one another during cell division.
2.	Our brain actually tricks us to believe that we see everything in sharp detail while actually our eyes can only process a part of the surroundings precisely. The brain does this by using past visual experiences in order to predict how blurry objects would actually look in sharp detail.