Parents, wealth, race drive girls' chances to play sports

The likelihood that a girl will participate in high school sports in the United States is driven not so much by individual choice, new research suggests. Instead, decisions made by parents, the wealth of one's family and ...

Human enhancement: Is it good for society?

Human enhancement technologies are opening up tremendous new possibilities. But they're also raising important questions about what it means to be human, and what is good or bad for our individual and collective well-being. ...

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