… infection across the United States. The cold part isn't so accurate. People used to think a cold came from being out in the cold, or being cold. Now we know what really causes it. What does happen is that you catch a virus from another person.…

… are thought to have formed in the earth's crust as a result of transformation of organic matter due to the heat and pressure of the overlying rock. All oil deposits contain natural gas, although natural gas is often found without oil. Gas hydrocarbons…

… at any place. Cyclones happen rarely in the southern hemisphere but when it happens it can kill thousands of people and demolish lots of buildings and properties. Cyclones are fierce whirling winds that can cause a lot of destruction. A cyclone can…

… bones become so thin that they can break easily. A person may develop osteoporosis by the thickness of their bones in their early like as well as their health, diet, and physical activity. As you age your bones naturally thin and cannot be completely…

… to his high-tech womb, her own aching, for its emptiness. His hands flutter and feet twitch, she cannot interpret his fetal dance, a foreign language spoken too soon. (DeGroff) Thirty-five years ago when a premature infant was born, he was…

… residential sections of San Francisco and the surrounding area, destroying a section of the Bay Bridge and an elevated freeway and killing over 75 people. California is earthquake country! The people of the major cities in our state do not ask if there…

… caused by the spirochete Treponema pallidum and usually transmitted by sexual contact or kissing. Infection from contaminated objects is infrequent, because drying quickly kills the organisms. A fetus carried by a woman with syphilis may contract the…

… you, smoke dispersing from a smokestack and forming a black haze around the horizon, or the strange black tint in the water left over from an oil spill years ago. These are all types of pollution and are all caused by one common entity: fossil fuels.…

… be seen all the time but many are hard to believe that they are true. A lot of people see mysterious lights shining down somewhere. Lights are seen commonly, but when people see an odd light at night they believe it is a UFO without even using a…

… have mined for metals and stones, and with the advent of greater technology as well as greater needs, the demands for these resources continue to grow. While these resources benefit our lives in many ways, the effects of mining can be detrimental, and…