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.

Exploring chaos on the nanometer scale

Chaotic behavior is typically known from large systems: for example, from weather, from asteroids in space that are simultaneously attracted by several large celestial bodies, or from swinging pendulums that are coupled together. ...

Why giant pandas roll around in horse manure

A team of researchers at the Chinese Academy of Sciences working with the Beijing Zoo, has found a possible explanation for horse manure rolling (HMR) by giant pandas. In their paper published in Proceedings of the National ...

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