How scientists discovered the "fear center" of the brain

Fear is one of the most universally understood human emotions. Every one of us is familiar with the feelings, behaviors, and symptoms engendered by fear — so familiar, in fact, that we can sense it in the voices and actions of our friends and loved ones, and even recognize it in the facial expressions of complete… »10/12/11 12:00pm10/12/11 12:00pm

Why you shouldn't challenge a breast-feeding mom to play Call of Duty

When you happen upon a couple of bear cubs in the woods, what's the first thing that should come to mind? If you answered "I wanna squeeze 'em," you're wrong. It should be "where's the mom?" And with good reason. Numerous non-human mammals are known to exhibit heightened levels of aggression in defense of their young. »8/30/11 8:20pm8/30/11 8:20pm

Ten Fear Responses That Make No Sense, And Why We Have Them

Nature, we are told, equipped us with all sorts of instincts to help us survive. However, most of them just get us into trouble. Especially the fear response ones. It's true that we live in a very different world than the primates who evolved these responses, but often what we do when we're afraid doesn't seem to make… »6/03/11 1:14pm6/03/11 1:14pm