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 ...

Little evidence that host countries win more Olympic medals

Countries hosting the Olympic Games do not tend win more medals when socioeconomic factors are controlled for, reports a study published in Scientific Reports. The findings dispute the existence of the so-called "host effect"—where ...