"Did you know that about 20 percent of the body's energy is used by the brain? The average adult brain weighs 3 pounds (1.5 kilograms). Discover more fascinating facts in How the Human Body Works - Th
"Did you know that there are more than 600 named muscles in the human body? The muscular system makes up about 50 percent of the body's weight. Discover more fascinating facts in How the Human Body Wo
"Did you know that there are around 60,000 miles (95,500 kilometers) of blood vessels in the human body? More than half of the body's blood is made of a substance called plasma. Discover more fascinat
"Did you know that the largest bone in the human body is the femur? In adults, the skeleton makes up 15 percent of the body's weight. Discover more fascinating facts in How the Human Body Works - The
"Did you know that there are approximately 500 species of bacteria in the intestines? The surface area of the small intestine is 2,700 square feet (250 square meters). Discover more fascinating facts
"Did you know that the average surface area of an adult's lungs is about 750 square feet (70 square meters)? The average adult takes 12 to 20 breaths per minute at rest. Discover more fascinating fact
Foreword by Christina Scott and Introduction by Mary DouglasProgress and Religion was perhaps the most influential of all Christopher Dawson's books, establishing him as an interpreter of history and
The Second Scroll, the only novel by poet A.M. Klein, is an ambitious and complex work that interlaces prose, poetry, drama, and commentary. The narrative follows a Canadian Jew to the newly establish
Stages on Life's Way, the sequel to Either/Or, is an intensely poetic example of Kierkegaard's vision of the three stages, or spheres, of existence: the esthetic, the ethical, and the religious. With
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