Did you know that human intelligence is likely a by product of sexual selection? We don't really need that massive brain. That alone makes one wonder what sex really is.

Following Darwin's publications about human behaviour, Geoffrey Miller hypothesized that many human behaviours are not neatly tied to survival benefits. However, in the long term, traits such as a sense of humour, ability to perform music, dance and all kinds of creativity help humans to distinguish potential partners.

Men ought to know the truth about penis size. We provide up-to-date, accurate information about penis matters ranging from average penis sizes to penis enlargement. One subject that pops up when it comes to penis size - how happy are the women with the men's sizes when it comes to long-term planning and family building. Since human peer bonding is more complex than that of other animals, sexual selection is also more complex.