Why do women live longer than men?

Women live longer than men. This simple statement holds a tantalizing riddle that Steven Austad, Ph.D., and Kathleen Fischer, Ph.D., of the University of Alabama at Birmingham explore in a perspective piece published in Cell ...

What is sex really for?

Few topics arouse as much interest and controversy as sex. This is hardly surprising. The biological continuance of the species hinges on it—if human beings stopped having sex, there would soon be no more human beings. ...

It's raining men! Sweden sees historic gender balance shift

Famous for its efforts to put women on an equal footing with men, Sweden is experiencing a gender balance shift that has caught the country by surprise: For the first time since record-keeping began in 1749, it now has more ...

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