/tags/testosterone Testosterone en-US Copyright Wed, 13 Aug 2014 20:29:39 GMT /science-technology/2014-08-13/did-lower-testosterone-make-the-modern-man About 50,000 years ago, people started developing tools. They started making art, in caves. And they started cooperating. Simultaneously, that's when our… Wed, 13 Aug 2014 20:29:39 GMT /science-technology/2014-08-13/did-lower-testosterone-make-the-modern-man Eric Mennel, Catherine Brand /science-technology/2011-03-23/testosterone-affects-economic-decisions Researchers at Duke University say testosterone affects people’s willingness to take economic risks. Associate professor of psychology and neuroscience… Wed, 23 Mar 2011 09:00:00 GMT /science-technology/2011-03-23/testosterone-affects-economic-decisions ¹ÏÉñapp ¹ÏÉñapp