A new study shows how immune activity can affect social behavior in order to limit the spread of an infection. … More More evidence Connecting the Immune System with Social Behavior, with Implications for Neurodiversity
A population of Mountain Gorillas recently underwent a complete upheaval in the most central aspects of their gender-based social structures. If they can do it, so can we. … More What Mountain Gorillas Can Teach Us about Gendered Behaviors
It used to happen to me all the time at work. Running late for a meeting and it’s only one flight up, so I dash up the stairs. I then arrive at the meeting huffing and puffing like I’d just run a mile. It was ONE LITTLE FLIGHT OF STAIRS! In my late 20s, I was … More I’m a runner. So why do I get winded by one flight of stairs???
Thousands of books about wine are written each year. I’m sure many of them are excellent, but this month brings a new book entitled, A Natural History of Wine, that is quite different from all of the rest. This is a book about what science teaches us about wine and what wine teaches about science. … More A Natural History of Wine
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?
That sounds like a stupid question, but it’s actually not because most other species are not as grossed out by vomit as we are. Humans have a particular aversion toward the sight or smell of puke. We find it utterly revolting. And if we actually witness someone tossing their cookies, our reaction can be so strong that we … More Why Do We Find Puke So Gross?
It is readily apparent that humans are, by far, the most intelligent species on the planet. How this came to be, however, is anything but clear. Our substantial cognitive abilities are made possible by our enormous brains. When it comes to brain size (relative to body size), humans have the largest brains of any vertebrate. … More Is Violence What Made Humans Smarter than Other Animals?
Everyone seems to recognize that overprotective parenting is obnoxious. Most agree that it is probably not good for children. And yet, the trend toward so-called “helicopter parenting” grows stronger each year. (photo from Time magazine) As recently reported on Vox, the “cult of kiddie danger” has so completely consumed some … More Biological Evidence that Overprotective Parenting Harms Kids
(A longer discussion of animal greed can be found in my book.) What is greed? Greed is often defined as the intense and selfish desire for something, especially wealth, power, or food. Although we usually associate this unseemly characteristic to humans, it is readily apparent that animals can also be greedy. Many animals are gluttonous, territorial, and many … More Wolverines Give Insight into the Evolution of Greed