Serotonin is a brain neurochemical that is synthesized directly within the brain from its precursor, a monoamine amino acid called tryptophan. It modulates neural function, playing a vital role in a ...

If you've ever had to grit your teeth during rush hour traffic or hold your tongue in a work meeting, you know just how pervasive feelings of aggression can be. We've all been there. Anger is one of ...

This post is a review of Killer Instinct: The Popular Science Of Human Nature In Twentieth Century America. By Nadine Weidman. Harvard University Press. 360 pp. $45. With the publication of two ...

The United Arab Emirates (UAE) has strongly denounced Iranian claims and justified terrorist attacks targeting the country ...

What Is Passive-Aggressive Behavior? Passive-aggressive behavior is when you express negative feelings indirectly instead of openly talking about them. During World War II, when soldiers wouldn't ...

I know this is a risky venture, since most readers are used to short, concise sports reporting or opinion, but I am going to give it a shot anyway. This is a piece I wrote about some causes for ...

Male mice in David Anderson’s Caltech laboratory are typical rodents. Mellow most of the time, they’ll defend their cages if provoked — chasing male intruders away. The mice will lunge and nip until ...

Passive aggression is a way of expressing negative feelings, such as anger or annoyance, indirectly instead of directly. Passive-aggressive behaviors are often difficult to identify and can sabotage ...