The American Crocodile ''How doth the little crocodile Improve his shining tail, And pour the waters of the Nile On every golden scale! How cheerfully he seems to grin, How neatly spreads his claws, And welcomes little fishes in With gently smiling jaws!'' Table of Contents 'H Introduction 'H Evolut...
Medical history has been filled with an array of diseases and illnesses, ranging from the common cold to deadly killers. Some are easily treatable and others can be terminal, but some of the worst are those that still remain without a cure; one such disease is amyotrophic lateral sclerosis. Amyotrophic lateral sclerosis, or ALS, is a d...
1. Background Napster software, launched early in 1999, allows internet users to share and download MP3 files directly from any computer connected to the Napster network. The software is used by downloading a client program from the Napster site and then connecting to the network through this software, which allows sharing (uploadi...
INTRODUCTION Today in society there is a lot of pressure on the perfect image. Image is the way that everything is judged in the world. So with that perspective in mind, the search for the "perfect body" is what everyone is looking for. But with all of the commotion that is happening, very few people want to put in a solid effort in ord...
Environmental demand for cleaner air has put a heavy burden on the automobile, much improved by stringent exhaust stands but still a significant source of pollution. High cost, technological obstacles and the resistance of the public to abandon gasoline have deterred the discovery of new cleaner alternative fuels to help 5the envir...
Toss a pebble in a pond -see the ripples? Now drop two pebbles close together. Look at what happens when the two sets of waves combine -you get a new wave! When a crest and a trough meet, they cancel out and the water goes flat. When two crests meet, they produce one, bigger crest. When two troughs co...
The Care It Takes Taking care of an elderly person can be a difficult thing to, do especially when they have a disease called 's. According to the Encarta Encyclopedia, "'s is a disease marked by progressive loss of mental capacity." This is the exact problem that the Grandfather, Michael McMahon, has in the story Grand Opening. It is no...
Hepatitis B can be prevented with a highly effective vaccine, but this year ten to thirty million people will become infected with the hepatitis B virus. I feel that because this disease is preventable, only knowledge can help reduce the number of people infected. Hepatitis B is a serious liver disease caused by the hepatitis B virus...
There are many diseases and disorders that plague today's society, but one of the most serious of those disorders is autism. Autism is not nearly as widely known as the familiar Down's Syndrome, yet, surprisingly, autism is far more widespread. In fact, autism is the third most common developmental disability, affecting 400,000 people worldwi...
Introduction Air pollution is nothing new. Ever since the discovery of fire, less-than-desirable substances have been vented into the air. One of the first air-pollution regulations dates back to the fourteenth century, when King Edward I banned the burning of sea coal in lime kilns. U.S. air-pollution regulations have their root...
Aedes Aegypti The mosquito that has attracted the most attention is the mosquito Aedes aegypti. It belongs to the family Culcidae, consisting of about 2,500 species (Encyclopedia Britanica 1999), along with other genera of mosquitoes such as Anopheles, Culex, Orthopodomyia, and the Toxorynchites, to name a few (Womack 1993, E.B....
The Great White shark, also known as the white death, is considered the most dangerous shark in the waters. The Great White has a conical instead of a flattened snout, black eyes, and large, serrated, arrowhead-shaped teeth. The upper and lower lobes of the tail are almost equal in size, and the body is blue or brown-gray, not...
: The True Story of a Lone Genius Who Solved the Greatest Scientific Problem of His Time is written by Dava Sobel. The book is called because it is about a clock maker who was able to determine longitude. Determining longitude was the superlative scientific question in the eighteenth century that Galileo and Newton were not able to resolve....
Introduction: Ballard Power System is the world leader in developing and commercializing proton exchange membrane fuel cell power systems. At the heart of this corporation is the Ballard , a propriety zero-emission engine that converts natural gas, methanol, or hydrogen fuel directly into electricity without combustion. Over the last several...