And the question I always asked myself: What are the limits of human adaptation to extreme environments such as high or low temperatures, high heights, extreme depth, even outer space?
A pergunta que sempre me fiz: "Quais são os limites da adaptação do organismo humano "aos meios ambientes radicais "como são as altas ou baixas temperaturas, "a altitude, as grandes profundidades, "e, inclusive, o espaço exterior?"