A whiff of tears reduces male aggression, says study

Watching someone cry often evokes an emotional response—but according to a new study published Thursday, human tears themselves contain a chemical signal that reduces brain activity linked to aggression.

Young chimpanzees and human teens share risk-taking behaviors

Adolescent chimpanzees share some of the same risk-taking behaviors as human teens, but they may be less impulsive than their human counterparts, according to research published by the American Psychological Association. ...

Wolves howl because they care

When a member of the wolf pack leaves the group, the howling by those left behind isn't a reflection of stress but of the quality of their relationships. So say researchers based on a study of nine wolves from two packs living ...

If you're happy, then we know it: Scientists build 'hedonometer'

In 1881, the optimistic Irish economist Francis Edgeworth imagined a strange device called a "hedonimeter" that would be capable of "continually registering the height of pleasure experienced by an individual." In other words, ...

Researchers teach neural networks to determine crowd emotions

Scholars from the Higher School Of Economics have developed an algorithm that detects emotions in a group of people on a low-quality video. The solution provides a final decision in just one hundredth of a second, which is ...

Imagine if technology could read and react to our emotions

Computers have always been good at doing fast calculations, but adapting to the emotional state of the person using the computer – now there is a grand challenge! The field is called affective computing, and soon it will ...

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