Duvialism

Type: Concept

As of November 2026, Duvialism has been mentioned in one podcast episode on Stuff You Should Know (Feb 2026). Historical geological theory suggesting the Earth was shaped by a great flood.

Flood geology is a pseudoscientific attempt to interpret and reconcile geological features of the Earth in accordance with a literal belief in the Genesis flood narrative, the flood myth in the Hebrew Bible. In the early 19th century, diluvial geologists hypothesized that specific surface features provided evidence of a worldwide flood which had followed earlier geological eras; after further investigation they agreed that these features resulted from local floods or from glaciers. In the 20th c