I’m a runner. So why do I get winded by one flight of stairs???

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???

Is Violence What Made Humans Smarter than Other Animals?

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?

Biological Evidence that Overprotective Parenting Harms Kids

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

Wolverines Give Insight into the Evolution of Greed

(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