Here are two very interesting updates to my recent articles on alleged Ediacaran animals and the Cambrian Explosion.
Josh Swamidass wants to revisit some well worn paths.
For the last forty years, population geneticists have repeatedly said that our population was never smaller than several thousand.
Could humanity have had its origin in a first pair, or did it have to come from a population of at least several thousand?
Dr. Egnor gently points out that Dr. Ali has stumbled in understanding both what abstract thought means and what happens in certain rare cases of seizure.