One of the most eyebrow‑raising strands in Beyond and Back — and in its 1979 follow‑up Beyond Death’s Door — is the recycling of century‑old, scientifically dubious claims to buttress the film’s theology. The movies lift material such as Duncan MacDougall’s notorious early‑20th‑century ‘‘21 grams’’ experiment, presenting it as evidence that something immaterial leaves the body at death. MacDougall’s study has long been criticized for tiny sample sizes, uncontrolled conditions and catastrophic methodological flaws; contemporary scientists and historians of medicine treat the claim as anecdote rather than proof. Yet Sunn Classic repackaged the anecdote alongside near‑death narratives and sensationalized testimony, giving a tired, discredited idea fresh popular life in drive‑ins and suburban theaters. The result was the perpetuation of an urban‑myth‑style scientific claim to millions of viewers who encountered it framed as factual evidence — a classic example of how documentary form and low‑budget religious filmmaking can revive and mainstream debunked experiments. Historically, the episode helped cement the ‘‘21 grams’’ phrase in popular culture even as scholarly scrutiny continued to label the original experiment unsound.
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