by Elio — Bi­nary fis­sion is a most im­pres­sive in­ven­tion. In one fell swoop, it en­sures that prog­eny cells are born alike and en­dowed with the same po­ten­tial for growth and sur­vival. Sim­ple as it sounds, it must have taken con­sid­er­able evo­lu­tion­ary con­tor­tions to make it func­tion so well...