Why Humans Are Hard-Wired to Be Selfless, Not Selfish New research shows that not only do humans have a generosity gene, but there’s a biological basis for why giving feels good. Author ...

However, research suggests it may be because we are a social species with strong social attachments, or because we are hard-wired to help other humans as an evolutionary survival mechanism.

A critical transition in early human development is regulated not by ... this has earned them the moniker of "selfish DNA".