Meet Bob and Chuck. Brilliant scientists at a new company have determined that Chuck will outlive Bob, so Bob may as well be discarded. See how unfathomably twisted that is? And yet it’s the model for a new, pricey business that somehow got a glowing piece in The Wall Street Journal. Nucleus Genomics, in its infinite wisdom (that’s dripping with sarcasm), has revealed a $5,999 analysis of embryos, which can reveal certain factors, like likelihood of age-related diseases, height, and IQ. It basically allows prospective parents using in vitro fertilization to go window shopping for the “best” possible baby, as...