And you know, it's getting worse, because we won't be able to find the physical evidence of where we are coming from on this planet, and the reason being is that anything that is older than four billion years is gone.
La réponse est complexe à trouver, car nous ne serons pas capables de trouver des preuves de nos origines sur cette planète car tout ce qui est antérieur à 4 milliards d'années a disparu.