Hyperdiffusionism

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Hyperdiffusionism is a pseudoarchaeological hypothesis that postulates that certain historical technologies or ideas were developed by a single people or civilization and then spread to other cultures. Thus, all great civilizations that engage in what appear to be similar cultural practices, such as the construction of pyramids, derived them from a single common progenitor. According to proponents of hyperdiffusion, examples of hyperdiffusion can be found in religious practices, cultural technologies, megalithic monuments, and lost ancient civilizations. The idea of hyperdiffusionism differs from trans-cultural diffusion in several ways. One is the fact that hyperdiffusionism is usually not testable due to its pseudo-scientific nature. Also, unlike trans-cultural diffusion, hyperdiffusionism does not use trading and cultural networks to explain the expansion of a society within a single culture; instead, hyperdiffusionists claim that all major cultural innovations and societies derive...

Read on Wikipedia · Image Grafton Elliot Smith (Life time: 15 August 1871 – 1 January 1937), Public domain