Researchers Simona Ginsberg and Eva Jablonka have written a book attempting to trace the evolution of consciousness.
Can you be bald in one universe and fully haired in another? Can you have two eyeballs in this universe and three in another? The answer is no.
Endothermy may have advantages over ectothermy, but I wouldn’t advise taking your chances by picking up a poisonous snake.
Fairy tales about survival of survivors contribute nothing to medical research, or to any other research.
Darwinian fairy tales about prehistoric Neanderthal proclivities and modern psychology are obvious junk science.