The first step in dealing with passive-aggressive colleagues is to eliminate ambiguity by bringing the behavior out into the ...

Yet new research suggests that both may be partially true. Using data on incidences of mild and lethal aggression in 100 ...

Mild aggression and lethal violence evolved separately, according to research across 100 primate species. The study ...

It’s not brutish human nature that prompts nasty posts and tweets, the author says. But how we evolved does play a role.

A state investigator testified Tuesday that Colt Gray's father revealed his 14-year-old son had become aggressive and was in need of mental health counseling in the months leading up to the 2024 ...

Teens who are lonely and those who experience conflict in their home life are more likely to act aggressively toward peers or become victims themselves. These are some of the findings in a new ...

GOLD CANYON, AZ — A bobcat has been euthanized after reports of one of the cats showing "aggressive behavior" toward hikers in the Gold Canyon area. According to officials with the Tonto National ...

A study published in Frontiers in Veterinary Science explored the effects of cannabidiol (CBD) on dogs and found it promoted long-term behavioral change in aggressive dogs. The findings highlight the ...

Outright anger is fairly easy to identify, but passive-aggressive behavior can be a little more subtle. Although those who engage in it think it has no consequences, it can actually do everything from ...

Just like humans, dogs manifest their own unique personalities early on, and these personalities may not change for the entirety of their lives. For owners, aggressive dogs can feel like a mystery: ...

A study led by researchers at the University of Cambridge provides a window into canine emotions, revealing why some golden retrievers are more fearful, energetic or aggressive than others. The ...