Have you ever wondered about blood types? When I was in 5th grade, I needed a science experiment and obtained a kit to test my classmates blood types. They had to lance their own fingers for two drops of blood and conveniently dripped upon a glass slide. By adding a drop full of antibodies to Type A blood in one drop and, in the other, antibodies to Type B...
Read MoreEarly Human Migration, Illness and Blood Types
