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: A Four Corners Study When a new virus appeared in the Four Corners region, American scientists were stumped. What was causing such a quick death to such healthy people? Was there a potential epidemic on their hands? No one knew, and when they finally determined that a strain hantavirus was involved, many were shocked. This had to be so...
(287-212 BC), was a preeminent Greek mathematician and inventor, who wrote important works on plane and solid geometry, arithmetic, and mechanics. was born in Syracuse, Sicily, and educated in Alexandria, Egypt. In pure mathematics he anticipated many of the discoveries of modern science, such as the integral calculus, thro...
Infectious Mononucleosis known popularly as "mono" is a infectious disease caused by the Epstien-Barr virus in a estimated 90 percent of cases ( EBV ) a member of the herpes family. The remaining cases are caused by a certain herpes virus, or cytomegalovirus. Mononucleosis is taken from the name of the blood's mononuclear cells, whi...
The rapid development of the technology for cloning has led to moral debates around the world on whether or not to ban creating human clones. With the advancement of clone technology two states, California and Michigan have already banned the cloning of humans. "Everybody who thought it would proceed slowly and could be stopped was wrong, sai...
Acid Rain Introduction Acid rain has become an environmental concern of global importance within the last decade. With the increasing environmental awareness of the ?unhealthy? condition of our planet earth the concern about acid rain has not lessened. In brief, acid rain is rain with pH values of less than 5.6. When dealing wit...
Cloning humans is a threat to our society. It presents a vast number of problems that arise with each new discovery. The first is the decrease in distinct genetic make-up. Cloning also brings up many ethical points dealing with creation and psychological well being of clones. Cloning is such a new area of study that it requires a large amount o...
Acid rain is a type of precipitation with high acidity caused by the polluted atmosphere. It comes down in different types of precipitation such as: rain, snow. hail, or sleet. Acid rain is gradually wearing down our environment, affecting countries in almost every continent. One of the main causes of acid rain is sulphur dioxide. Natura...
The Toilet Yes?those tales you?ve heard are true. The toilet was first patented in England in 1775, invented by one Thomas Crapper, but the extraordinary automatic device called the flush toilet has been around for a long time. Leonardo Da Vinci in the 1400?s designed one that worked, at least on paper, and Queen Elizabeth I...
Summary: This paper looks at the controversial issue of climatic change. In particular, it develops the question of if and why earth's climate is changing? The roles of man, naturally occurring trends, and earth's cycles are considered, and an outlook for what can be expected in the near and distant future is given. 'The une...
Dioxinas Que son - Familia a la que pertenecen - Estructura qu'mica Como se Dispersan Como se generan Como se miden Que efectos producen Conclusiones. Soluciones o ideas Introducci'n: Este trabajo pertenece al proyecto grupo cuatro en ciencias del Bachillerato Internacional (IB), en el que la idea es analizar un tem...
Nitrates contamination of the world?s underground water supply poses as a potentially serious health hazard to the human inhabitants on earth. High nitrate levels found in well water has been proven to be the cause for numerous health conditions across the globe. If we intend to provide for the future survival of man, and life...
Human visual hardware is a result of a billion years of evolution within the earths atmosphere where light is scattered by molecules of air, moisture, particular matter etc. However as we ascend into our atmosphere with decrease density, light distribution is changed resulting in our visual hardware receiving visual data in differ...
Ivf - in vitro fertilisation 10, 000 Australian couples are treated with IVF each year. The expensive and rather risky program (costing around $4000 excluding overheads) allows infertile couples to achieve pregnancy when conventional therapy has failed or is unacceptable. The procedure involves placing eggs that have been fertilised in a cultur...
Environment Satire It has come to my attention that our nation is in the middle of earthweek. At a time when we all stop, as Americans, and take a look at all of the great accomplishments we have made that we could have possibly overlooked while running around with our busy schedules. We recognize our efforts to create powerful industries...
