Plato's Revenge

First there was the genetic revolution—the discovery that physical structures in the cell, including DNA and RNA, shape every organism. Now, says evolutionary biologist Richard Sternberg, we are overdue for another and more profound revolution. Recent findings reveal that genetic and even epigenetic sources alone cannot account for the rich dynamism of life—not even close. Some other informational source is required.

The idea was anticipated 2,400 years ago in Plato's Timaeus, and periodica...