is really an unknown force. We can define it as a field of influence, and that it effects the entire existence of the universe. Some people think that gravity consists of particles called gravitons, which travel at the speed of light. The only thing we do know is how gravity operates in different parts of our universe. Without gravity, there w...
by far has been one of the most remarkable discoveries of this time. It has helped light up our fireworks on the Fourth of July, allowed us to use guns, and to make smoke. The history of black powder is considered to be founded in Italy around the time of the thirteen hundreds. It was supposedly found by the Chinese during this time.Shortly...
One of the major public health problems facing Australia today is Asthma. It is disturbing that there has been an apparent increase in its prevalence and severity, and increased rates of hospital admissions. (E.J.Comino, 1996) For the diagnosed patient, the degree to which he or she suffers is related to severity of the condition, compliance wi...
Environmental Apocalypse The environment is in a terrible condition and although an environmental apocalypse is not imminent we are definitely headed down that road. Some of the reasons for our Earth?s trouble are overpopulation, consumerism, and overconsumption. The earth?s population is ever increasing; it is only a matter of time...
Lung Cancer Lung cancer is a carcinoma that develops in the epithelial cells that form the interior lining to the lungs. The airways get the most exposure to inhaled pollutants, thus most people who get lung cancer are smokers. Lung cancer is not just one disease. There are many types of cancer that form in the lungs most of which you...