Throughout time, humankind has always had to struggle with control. At first, we learned to control one's self, so that one may think and act independently and intelligently to survive. Then humankind has learned to control most aspects of the awesome power known as nature. From taming animals, to creating bridges or damns, this has been a very difficult task, and there is still much to learn that we must do to understand how nature …showed first 75 words of 2150 total…

…showed last 75 words of 2150 total…