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?
What’s in a voice? A lot, it seems. Certain vocal properties correlate with physical measures that serve as proxy indicators of health, fertility, and attractiveness of females … More Properties of our Voice Encode Information about Health, Fertility, and Body Shape
In order to address the question of what the ancestors of humans and Neanderthals might have looked liked, a research group at the University of Cambridge took a digital approach. … More “Virtual Paleontology” Provides Insight into Last Common Ancestor with Neanderthals
Traumatic memories are especially prone to distortion and exaggeration over time, complicating recovery of PTSD. But could this phenomenon have once brought evolutionary value? … More Why does Trauma Cause Memory Distortion?
2015 has been a very exciting year for Paleoanthropology. No doubt the pinnacle was the discovery of a brand-new hominin species Homo naledi, a bombastic revelation met with great and appropriate fanfare in the popular press. But H. naledi is not the only revision that is afoot in our understanding of the way that the … More Discovery of Homo naledi demonstrates need to revise the Homo genus
I sat down with Professor Ian Tattersall to discuss his twenty-first (!) book, The Strange Case of the Rickety Cossack and Other Cautionary Tales from Human Evolution, released earlier this month from St. Martin’s Press and Palgrave MacMillan. This fast-paced and often funny book shines the harsh light of hindsight onto the foundations of the … More A conversation with Ian Tattersall about his new book: The Strange Case of the Rickety Cossack and Other Cautionary Tales from Human Evolutiong