What is 21 GRAMS EXPERIMENT? What does 21 GRAMS EXPERIMENT mean? 21 GRAMS EXPERIMENT meaning

What is 21 GRAMS EXPERIMENT? What does 21 GRAMS EXPERIMENT mean? 21 GRAMS EXPERIMENT meaning - 21 GRAMS EXPERIMENT definition - 21 GRAMS EXPERIMENT ex...

What is 21 GRAMS EXPERIMENT? What does 21 GRAMS EXPERIMENT mean? 21 GRAMS EXPERIMENT meaning - 21 GRAMS EXPERIMENT definition - 21 GRAMS EXPERIMENT explanation.

Source: Wikipedia.org article, adapted under https://creativecommons.org/licenses/by-sa/3.0/ license.

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The 21 grams experiment refers to a scientific study published in 1907 by Duncan MacDougall, a physician from Haverhill, Massachusetts. MacDougall hypothesized that souls have physical weight, and attempted to measure the mass lost by a human when the soul departed the body. MacDougall attempted to measure the mass change of six patients at the moment of death. One of the six subjects lost three-fourths of an ounce (21.3 grams).

MacDougall stated his experiment would have to be repeated many times before any conclusion could be obtained. The experiment is widely regarded as flawed and unscientific due to the small sample...