The same diseases that plague humanity may also drive one of the fundamental elements of human culture, a new study suggests. A statistical analysis shows an association between higher rates of infectious disease and religious diversity around the world. The findings have already sparked an academic debate; critics are questioning the validity of the interpretation, and supporters say that the finding could offer a new perspective on why religions exist and what role they play in society. (source: sciencenow.sciencemag.org)
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