On a remote island in North Macedonia, male Hermann’s tortoises outnumber females 19 to 1, an imbalance driving the population to extinction.

A fascinating study has found that sniffing female tears significantly reduced male aggression and decreased activity in aggression-related brain networks. It’s suggested that the effect, which is ...

Sexual aggression displayed by male tortoises is both physically and mentally hampering female tortoises on the island of ...

Human men are typically more aggressive than human women, a finding supported by reams of research. But surveys of 4,136 individuals in 24 countries reveal an exception to the trend: aggression in ...

This excerpt is from the newly revised and updated Odd Girl Out: The Hidden Culture of Aggression in Girls published earlier this month. Republished with permission. Rachel Simmons is the co-founder ...

Humans have a far smarter sense of smell than is commonly understood. The human olfactory system picks up chemical signals, or chemosignals, emitted by other mammals that don’t have a perceptible ...