Improvements in technology are passed from one culture to another. For instance, the cultivation of crops arose in several different locations, but quickly spread to be an almost ubiquitous feature of human life. Similarly, advances in [[weapons]], [[architecture]] and [[metallurgy]] are quickly disseminated. | Improvements in technology are passed from one culture to another. For instance, the cultivation of crops arose in several different locations, but quickly spread to be an almost ubiquitous feature of human life. Similarly, advances in [[weapons]], [[architecture]] and [[metallurgy]] are quickly disseminated. |