… silver” Atomic Symbol: Hg Atomic Weight: 200.59 Mercury is the only common metal that is a free-flowing liquid at room temperature. It is slightly volatile in room temperature and becomes solid when subjected to a pressure of 7640 atmospheres.…

… a very controversial issue facing our world that ultimately questions our power as humans to control nature. Genetic engineering has many potential benefits, such as curing all diseases, growing more food, and altering our genes, but these advantages…

… 1999 Dr. E. Pivorun Dolphins of the Amazon River: How Sotalia fluviatilis and Inia geoffrensis coexist in their habitat The Amazon River and its lush, beautiful forest are surely among the most amazing ecosystems in the world. The ever-present…

… Niepce took he word’s first photographs in 1824. Many people don’t know that he was the person who invented photography; they think that a Frenchman named Daguerre was the inventor but he got the idea from Niepce. Jacqueline…

… Marja Sklodowska, Marie Curie was born in Warsaw on Nov. 7, 1867. Her father taught high school physics. In 1891 she went to Paris (where she changed her name to Marie) and enrolled in the Sorbonne. Two years later she passed the examination for…

… inhabited Europe and the Near East until about 30,000 years ago. They disappeared after their successor, Cro-Magnon man, who was anatomically modern…

… Gardener 10th Grade Biology September 11, 2000 Science is such a wide area that it is divided into branches. Biology, chemistry and geology are three of these branches. Each branch of science are very different.…

… together to try to reduce the growing number of people who are dangerously fat. In Britain one in five women and one in seven men are obese - and those figures are growing fast. But we are still behind the States where over half the population are…

… end of the Cold War people might have not been yet aware of the problems of the future. Robert Heilbroner (an Economist) became concerned about some of these problems. One of the main problems that Heilbroner raises about the future in his book Visions…

… on August 6th, 1881. He attended St. Mary’s Medical School in London. It was in St. Mary’s, where Sir Alexander Fleming began his research. Early in his medical life, Fleming became interested in the natural bacterial action of the blood and in…