On 10 April 1901, an unusual experiment was conducted in Dorchester, Massachusetts.  Dr. Duncan MacDougall was going to prove that the human soul had mass, and was therefore, measurable.

Dr. MacDougall conducted this experiment on six dying patients who were placed on specially made Fairbanks weight scales just prior to their deaths.  Dr. MacDougall’s intention was to weigh each body before and after death to determine any differences measured by the delicate scales.  The patients were selected based upon their imminent death.  Two patients were suffering from tuberculosis, 5 were…