Some serious biologists, and I count myself among them, have begun to wonder that among the enormous and still unknown diversity of microorganisms, one might -- just might -- find aliens among them.
Alguns biòlegs seriosos, i jo entre ells, hem començat a preguntar si, entre l'enorme i encara desconeguda diversitat de microorganismes, un podria -- només podria -- trobar extraterrestres entre ells.