*[[Global atheism]] (Atheists have a sub-replacement level of fertility and are shrinking as a percentage of the world's population)
*[[Global atheism]] (Atheists have a sub-replacement level of fertility and are shrinking as a percentage of the world's population)
+
+
== Sex: The Queen of Problems in Evolutionary Biology ==
+
+
''Evolution News and Views'' said about the origin of sex and the male/female genders:
+
((cquote|The origin of sexually reproducing organisms from asexually reproducing ancestors is a profound mystery which has baffled many an evolutionary biologist. The origin and subsequent maintenance of sex and recombination is a phenomenon not easily explained by Darwinian evolution. Indeed, there are several substantive, well-known reasons why the origin of sex presents a serious problem for conventional evolutionary explanations. Graham Bell described the dilemma in his book, The Masterpiece of Nature: The Evolution of Genetics and Sexuality:
+
+
:Sex is the queen of problems in evolutionary biology. Perhaps no other natural phenomenon has aroused so much interest; certainly none has sowed as much confusion. The insights of Darwin and Mendel, which have illuminated so many mysteries, have so far failed to shed more than a dim and wavering light on the central mystery of sexuality, emphasizing its obscurity by its very isolation.<ref>[http://www.evolutionnews.org/2011/07/spinning_fanciful_tales_about_048281.html Sex, the Queen of Problems in Evolutionary Biology], Evolution News and Views, 2011</ref>}}