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The 21 grams experiment that tried to weigh a human soul

Popular Science•Thursday, September 18, 2025 at 1:00:00 PM
NeutralScience
The 21 grams experiment that tried to weigh a human soul
In 1907, Duncan MacDougall conducted a controversial experiment attempting to measure the weight of the human soul by placing dying patients on scales. This intriguing study sparked discussions about the intersection of science and spirituality, raising questions about what defines human existence. While the experiment's scientific validity has been widely debated, it remains a fascinating topic in both scientific and philosophical circles, illustrating humanity's enduring curiosity about life and death.
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