In the popular coverage of science, the question is sometimes raised, “Are humans still evolving?” Some high-profile science figures such as Sir David Attenborough, and even some biologists, such as Professor Steve Jones of University College London, have said that, “evolution is over” for humans, at least in the developed West. This view is wrong. … More Yes, Humans Are Still Evolving
A close friend recently made a post on Facebook that read in part that “the world is going to hell in a handbasket” because she had just seen a television commercial on late night cable that advertised a social networking site designed to facilitate discreet sexual affairs among married people. It’s not an uncommon phrase. This reaction … More The World is NOT Going to Hell in a Handbasket!
Summary Anatomically modern humans first appeared around 200,000 years ago, but small changes in skull shape continued until around 50,000 years ago. A new study has revealed that several of the changes in the shape of the human face can be explained by a gradual drop in the levels of circulating testosterone. High testosterone is … More Did a Drop in Testosterone Civilize Modern Humans?