The Journal of American Science is an international journal with a purpose to enhance our natural and scientific knowledge dissemination in the world under the free publication principle. Any valuable paper that describes natural phenomena and existence or any reports that convey scientific research and pursuit is welcome. Papers submitted could be reviews, objective descriptions, research reports, opinions/debates, news, letters, and other types of writings that are nature and science related. All the manuscripts will be processed in a professional peer review. After the peer review, the journal will make the best efforts to publish all the valuable works as soon as possible