A new study of telomeres in Mesoamerican women reveals that poor access to healthcare leads to chronic stress. … More Healthcare Access and Stress: The Truth is in the Telomeres
Suddenly, Fermi blurted out, “Where is everybody?” … More Maybe We haven’t Met Aliens Because They’ve Messed Up Their Planets, too
When, how, and why do children lie and what can parents do to help them be truthful? … More Children and Lying
Evolutionary Psychology predicted it; Data now confirms it; Legalizing marijuana doesn’t increase teen drug use. … More Why Legalizing Marijuana Leads to a DROP in Teen Drug Use (hint: evolution)
Researchers have developed a new method to discover the precise genetic differences between humans and our ape relatives. … More A New Method to Detect Natural Selection in Genes
In a recent episode of This World of Humans, I interview Dr. Dan Graur of the University of Houston about his recent paper entitled, An Upper Limit on the Functional Fraction of the Human Genome. … More How much of our genome is junk?
A low waist-hip ratio WHR) is known to correlate with health, fertility, and attractiveness. However, new evidence connects WHR to number of offspring. … More New Evidence on Waist-Hip Ratio Reveals Surprising Relationship to Fertility, Urges Revision of Attractiveness Theories
It’s becoming increasingly clear that animals do a great deal of social learning, which gives insight into how humans became culturally modern. … More Social Learning in Animals: Implications for the Evolution of Human Intelligence
Analysis of 1.8 million year old teeth reveal that this Homo habilis was right-handed. … More Even Homo habilis Was Right-handed
The “pain grimace” is quite similar in many mammals, but where did it come from and why do we do it? … More Why do We and Other Animals Wince When in Pain?