Those with the Dark Triad traits of narcissism, Machiavellianism, and psychopathy often use deception and manipulation to ...

The following is a summary of “Individual-level deviations from normative brain morphology in violence, psychosis, and psychopathy,” published in the April 2025 issue of Translational Psychiatry by ...

Genetic Mutations Linked to Toxin Exposure Found in Firefighters' Brain Tumors Mar. 10, 2025 — In a study comparing the glioma tumors of firefighters and non-fighters, researchers found a ...

A new study published in Biological Psychology has found that people with higher levels of psychopathic meanness show weaker ...

Scientists have uncovered a dedicated brain circuit that distinguishes between direct fear and fear learned by observing others—known as vicarious fear.

Tina is appalled at what’s happening. And she’s very, very, frightened. “He’s a psychopath,” she said. “He hates me. Who knows what he’ll do when he’s set free?" Meanwhile the ...

For example, a 2015 study found people higher in psychopathy demonstrated lower levels of brain activity when seeing other people in painful situations. In our study, we found that people higher in ...

We found that participants higher in psychopathy reported feeling less pain than participants who were lower in psychopathy.

Brain zaps are brief episodes that feel like electrical or buzzing sensations in the head, which may be perceived as coming from the brain. These episodes are not dangerous. They have been given the ...

"Brain fog" is an informal term that describes a range of symptoms caused by a mild cognitive impairment (including the ability to think, perceive, learn, or remember). People with brain fog describe ...