… the circumstances of waking life, to think clearly, and to act deliberately upon reflection, all while experiencing a dream world that seems vividly real” (LaBerge, 1990). In lucid dreaming, people become conscious enough to realize what they are…

… main causes of acid rain is sulfur dioxide. Natural sources, which emit this gas, are Volcanoes, sea spray, rotting vegetation and plankton. However, the burning of fossil fuels, such as Coal and oil, are largely to be blamed for approximately…

… substance or substances. These sensitizing substances, called allergens, may be inhaled, swallowed or come into contact with the skin. When an allergen is absorbed into the body it triggers white blood cells to produce IgE antibodies. These antibodies…

… we use new genetic information to alter our own DNA to make ourselves more adept? Last winter, scientist made a major break through in genetic engineering. They finished a complete map of DNA of a complex organism. Although the animal that they broke…

… wetland ecosystem on the margin of the tropics. Its slow flow of water supports grasslands, thick forests, and a diverse group of animal, fish, and bird. The Everglades originated between 8000 to 10,000 years ago at the end of the most recent of…

… It is poisoning our waters, animals, plants, soil, and more. It is a problem that can not be ignored or it might have catastrophic results on our environment. Acid rain is caused by air pollution, which is due to man-made actions. Scientists…

… is an electronic device that can receive a set of instructions, or program, and then carry out this program by performing calculations on numerical data or by compiling and correlating other forms of information. The modern world of high technology…

… atmosphere, which causes a bright flash of light. When lighting goes through the air, it heats the air to degrees hotter than the sun's surface about 50,000 degrees fahrenheit. This heating causes the air to expand and contract. This causes the sound…

… the world are going to die young because they are infected by HIV, the virus that causes AIDS. The primary AIDS virus is HIV-1, which can be spread via sexual intercourse or drug use (activities, which result in body fluid exchange like blood and…

… Names: Juvenile chronic polyarthritis; JRA; Still disease Definition: A chronic, inflammatory disease that may cause joint or connective tissue damage. The onset occurs before Age 16. Causes, incidence, and risk factors: JRA…