Male mice become aggressive after watching peers fight. The amygdala drives this effect, showing how social context ...

A sweeping international study led by researchers from the Evolutionary Social Psychology Co-Laboratory at Arizona State University has found that women tend to be at least as aggressive as men when ...

Babies bite. Toddlers throw tantrums. Kids play rough. Siblings might swat at each other while fighting over toys or the last popsicle. It's not uncommon for children — especially younger ones who ...

People who repeatedly observe aggression have a higher likelihood of engaging in violent behavior later in life. In a new ...

Mumsnet Parenting is often described as the most rewarding job in the world, but also the most demanding one The author's son began displaying extreme behavior both at nursery and at home, including ...

Approximately 7 million children in the United States between the ages of three and 17 have been diagnosed with attention ...

Aggression can be contagious, suggests new research. People who repeatedly observe aggressive behavior have a higher ...

A new study published in Acta Physiologica suggests that one gene may play a big role in how animals react to social ...

Forbes contributors publish independent expert analyses and insights. Patricia writes about family law and tips for female lawyers. Aggression is defined as a form of physical or verbal behavior ...

Risk assessment for dogs with a history of aggressive behavior is a complex, multifaceted process that requires careful ...

From salamanders to monkeys, many species get more violent at warmer temperatures — a trend that may shape their social structures as the world warms.