… be shown to be true or false is a complex one. The answer depends on one's interpretation of the meaning of theory. To what does it refer? Is its role to reveal the nature of reality, or is it merely a human construct? In which case what do we mean by…

… of the Pacific Ocean. For centuries, Peruvian fishermen have known that the usually cold and nutrient rich waters from time to time become exceptionally warm, accompanied by collapsing fish stocks. At the same time, torrential rain and flooding of…

… other plague. During the 1300’s, the Black Death, as they called it, killed nearly half the population of Europe. They called it the Black Death because of the dark color the people’s faces would turn after they died. It is caused by…

… school. I spotted out a robotic course at MIT. The program seemed tailored to my interest in math and science and to my competitive spirit. I couldn’t resist the opportunity. When I asked some of my friends if they were willing to sign up for a course…

… day this problem increases. Many scientist believe that this issue is too small to deal with, but if the acid rain problem is not met with head on, the effects on people, plants, animals, and the economy will only worsen. In the following paragraphs…

… this article, Richard D. Keynes details the workings of ion channels in nerve cell membranes. Nerve impulses (action potentials) are the unit by which information travels in an organism’s nervous system, and the generation of this action…

… 10, 1999 The Tiger shark’s name derives from the distinctive dark bands that run from the top of it’s back down along it’s sides. The stripes are very evident in younger sharks because the stripes start to fade away as it ages, then turning…

… to the deserts of the Serengeti for many years. However, cheetahs have never been common in the wild, but they're now in grave danger of becoming extinct, due to loss of habitat, high infant mortality, and hunting by humans for hides. Cheetahs can…

… Stress is present in everybody. It occurs daily in people’s lives. Stress is a body condition that occurs in response to actual or anticipated difficulties in life (Rice, 1987). Stress can also be defined as the sum of physical and mental…

… agent for cleaning and treating both air and water. That clean fresh smell in the air following a thunderstorm, the bright sky and brilliant colors of nature are due to ozone - created by lightning and the Sun's energy. Ozone is a gas that is…