Can Punctuated Equilibrium Solve the Cambrian Explosion?
In the 1970s, paleontologists Stephen Jay Gould and Niles Eldredge proposed a model of evolution called punctuated equilibrium, intended to resolve the lack of transitional forms in the fossil record. Can “Punk Eek,” as it’s often called, resolve the abrupt appearance of new animal phyla in the Cambrian explosion? This video explains why the answer is No — among many Read More ›
