As the participants played the game, researchers used transcranial alternating current stimulation to coax two areas of their brains to work together: frontal regions, which are involved in our ...

Add Yahoo as a preferred source to see more of our stories on Google. Guest Opinion. Altruism is helping without a benefit and sometimes at a risk to one’s self. Animals helping others of their own ...

Why helping others can lead to a more fulfilling life Reviewed by David Susman, PhD Altruism means helping others without expecting anything in return. Small acts of kindness, like holding doors or ...

Our behavior seems to be built by evolution, and it's sometimes paradoxical. To borrow from the hard sciences, our behavior exhibits complementarity. We are largely felicitous to our family and ...

While participants made these choices, the research team applied transcranial alternating current stimulation to the frontal and parietal lobes of the brain. This non-invasive stimulation was designed ...

A lab study found that gamma brain stimulation slightly increased altruistic choices. Here’s what researchers discovered—and ...

A new study suggests that generosity may be more than a moral lesson—it could be shaped by how different parts of the brain work together. By gently stimulating two brain regions and syncing their ...

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 ...

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 ...

Your gut microbiome could be influencing your decisions, especially when it comes to altruistic behavior and fairness. Our bodies are home to trillions of microbes, the motherload of which are found ...

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 battle of genetics may ...