Bioengineers are creating human body parts to replace organs and manage life-threatening diseases. How techniques like 3-D printing and stem cell research are driving medical advances and raising ethical questions
In his new book, Jim Cullen looks at the idea of American dream and its importance to the American identity, tracing both its history, from colonial days to modern America, and its meaning, from religious and political freedom to equality to homeownership
- Jim Cullen author
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