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 ...

Altruistic behavior is often seen as an exclusively human characteristic. However, behavioral research has uncovered numerous examples of altruistic behavior in the animal kingdom. In a new study, ...

Teaching: Researchers are beginning to understand altruism in new ways. This student activity highlights the real-world ...

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 ...

In the proximate sense, this behavior of the ant is altruistic inasmuch that the ant is suffering a cost—death—to deliver a benefit to the parasite. However, the ant possesses no cognitive mechanisms ...

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On the Thursday, November 13, 2025 episode of The Excerpt podcast: In honor of World Kindness Day — we’ve partnered with the Humankind team at USA TODAY for a deeper exploration on the topic of ...

We were all taught to be kind to our fellow humans. We all believe that kindness is a net positive for society as a whole. But as we go through life, we realize that there is a considerable gap ...