Complex science is a new science flourishing in 70s of the 20th century. It is a huge integration of Natural and Social Sciences and is also a huge storm in the Thinking Science. Compared with Philosophy, Technique and Art, the Architecture lags behind them. But it is not the reason that the architects need not care about and absorb the mind of other reign. The architects can recognize the world in a systematic and comprehensive way from exercising their mind by learning complex science. The self-organization-critical theory and fractal-geometry in complex science is close and related to topography, city planning, space and shape of building. The revolution of design will be raised by artificial-intelligence; therefore, there will be a better future for our residential environment by our effort.