On parallel worlds
The parallel peaces problem – one of the same speculative and controversial problems in the modern science, philosophy and mass-media. The antique and medieval thinkers, classic physics of New time and XX c., modern non-classic physics were occupied with present problem. It is examined the physical theory of P. Ehrenfest, what contributed the maximum in decision of this problem for N-dimension evklid spaces. Other similar theories are surveying, but they haven’t experimental confirmation for the present. In the conclusion it is expressed the regret, what the modern science forgets often their foundations for the new knowledge. The article contains the author’s opinion and means discussion character.