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First, this is a history of sex / history of sexuality list. We understand that there is a distinction but, for us, these two things blur together.
{{Read more|History of Sex (American Version) Top Ten Booklist}}
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==[[How did ancient Professional Armies develop?]]==
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Warfare has been a constant throughout human history and conflict can certainly be traced back to our hominid ancestors in our evolutionary past. While technology today is often used as the distinguishing characteristic of warfare, the development of the professional army, that is fulltime soldiers and formations of a standing army, was also an important factor in making warfare an affair conducted throughout the year and allowed the establishment of large-scale states and empires to be possible.
{{Read more|How did ancient Professional Armies develop?}}
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==[[How Did Early Mathematics Evolve?]]==
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Mathematics today profoundly affects our societies and has had a lasting impact on science and technology. However, before Greek mathematicians developed many wonderful achievements in this area, what are the origins of mathematics and how did this field evolve in its early history?[1]
{{Read more|How Did Early Mathematics Evolve?}}
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