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Bob Grant | Jul 1, 2014
Sex is an inherently fascinating aspect of life. As researchers learn more and more about it, surprises regularly emerge.
The Hidden Side of Sex
Patricia L.R. Brennan | Jul 1, 2014
Sexual selection doesn’t end when females choose a mate. Females and males of many animal species employ an array of tactics to stack the deck in their reproductive favor.
Can Epigenetics Explain Homosexuality?
Sabrina Richards | Jan 1, 2013
Scientists propose a new model for how homosexuality develops, but observers say it will be difficult to test.
Battle of the Sexes
Hannah Waters | Nov 17, 2011
Traits that help one sex but hurt the other are not sufficient for maintaining genetic variation.