Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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There are more bacteria in your mouth than there are people in the world.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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The human body produces and destroys 15 million blood cells every second.
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Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.
A passenger train crosses Stony Creek Bridge in the Rocky Mountains in 1878. Railroads were importan
The Head Start program was designed to increase the school readiness of low-income children.
Whenever a vehicle is raised off the ground, a safety stand should be placed under the frame, axle, ...
Children who witnessed violence in their homes
Lone-parent household income and the degree of vulnerability