As strange as it might sound, in 1907 Dr. Duncan MacDougall from Massachusetts tried to prove man has a soul by weighing dying people at their death. When done he noticed a slight weight change occurred. The weight change was a sudden 3/4 of an ounce less at the point of death. When 15 dogs were likewise tested there was no weight change for them. Duncan MacDougall wanted to prove man was different from an animal by having a soul in an effort to combat evolution.
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