Science: Sex and 5 O'clock Shadow

The identity of the author of this communication has been suppressed for reasons which may be self-evident, but the author, whose work has been vouched for by a colleague, has answered a number of questions raised by a referee.

With this sober explanation, the staid British science journal Nature published a paper by a Cambridge University scientist who has reached a remarkable conclusion: the rate of growth of the male's beard seems to be related to his sexual activity.

The anonymous scientist, who is a bachelor, had been living and working for weeks at...

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