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
The complex sets of drives and calculations that we call morality rise from our basic human instincts toward reciprocity, fairness, and empathy. These instincts are called prosocial because they promote cohesion and harmony in the social context of herds, packs, and families. However, humans are not alone in having prosocial instincts. Many, indeed MOST, mammals show prosocial … More The moral codes of other human species
The practice of genealogy, researching one’s ancestors and family tree, has exploded lately. Ancestry.com has become a huge success, boasting millions of subscribers and a net worth well over half a billion dollars. Many, if not most, families in the US have at least one person actively researching the long-forgotten twists and turns of their … More The Meaning and Meaninglessness of Genealogy
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!
Gluttony is the overindulgence and over-consumption of food and drink and its something pretty much all of us are guilty of from time to time. We all love to eat. We especially crave rich, calorie-packed foods. Knowing that we “shouldn’t” often makes no difference at all. How often has your willpower collapsed at the sight … More The Evolution of Human Gluttony
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?
Summary Using enhanced dating techniques, a new study found that Neanderthals and Modern Humans co-existed in Europe for thousands of years, much longer than previously thought This opens up new questions about how Neanderthals and Modern Humans interacted with each other. Neanderthals may have had more influence on modern humans than previously thought, including trade, … More Modern Humans and Neanderthals co-existed in Europe for thousands of years