Your heart may be in the right place, but are your good deeds wreaking havoc? (Photo: Nadeen Nakib for Yahoo Health/Getty Images) Laurie Feldman used to be that mother — the one who redid her children ...

Fifty years ago this month, evolutionary biologist William Donald Hamilton published a solution to one of biology’s most enduring mysteries: why does altruism exist? Altruistic behaviours are those ...

DONORS to charities rarely make the sort of cost-benefit calculations investors, for example, would think obligatory. So charities attract donations with pictures of smiling gap-toothed children, ...

There’s a great value in being precise when it comes to communication (if you want your message to be understood as you intended it, anyway; when clarity isn’t the goal, by all means, be imprecise).

Do you see yourself as an altruistic person? Here’s a test to find out. Assuming you're a healthy person, you have two kidneys but only need one. In your country, there are thousands of chronically ...

Nature is full of animals helping each other out. A classic example is meerkat cooperation. When the group is foraging for food, one individual will head to a vantage point and keep watch for ...

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 ...