True altruism is rare behavior in animals, but a new study has found that honey bees display this trait. Additionally, they found that an evolutionary battle of genetics may determine the parent they ...

In a new study, researchers have found that mice can instinctively exhibit rescue-like behavior toward anesthetized conspecifics—without any prior training or external rewards. The study, published in ...

A new study of side-blotched lizards in California has revealed the genetic underpinnings of altruistic behavior in this common lizard species, providing new insights into the long-standing puzzle of ...

Is it human nature or the situation? This is a classic question that scholars studying human essence have long pondered. For ...

A new study reveals a potential genetic basis in altruism — or demonstrating selflessness to benefit others — and it does so by looking no further than the common honey bee. According to a recent ...

The stress hormone cortisol reduces altruistic behavior and alters activity in brain regions linked to social decision making - but only in people who are better at imagining others' mental states, ...

Beginning again with the proximate question, breastfeeding certainly seems like an altruistic behavior: the mother’s body pays a metabolic cost to create the calorically-rich milk which is then ...

UNIVERSITY PARK, Pa. — True altruism is rare behavior in animals, but a new study by Penn State researchers has found that honey bees display this trait. Additionally, they found that an evolutionary ...