Film Clips

Irreducible Complexity

In this excerpt from Unlocking the Mystery of Life biochemist Michael Behe explains his theory of irreducible complexity by examining the construction of a flagellar motor—a complex molecular machine that propels bacteria through liquid. Behe’s theory presents a severe challenge to gradual step-by-step evolution and the process of natural selection.


The Design Inference

The logic of design detection in the natural world is explained by Paul Nelson, Stephen Meyer, and William Dembski in this excerpt from Unlocking the Mystery of Life.