MindThe surprising truth about why adults make children believe in Santa Children are savvier than we thought, so why do so many of them believe in Father Christmas? Answering that question reveals a lot about child psychology, and even more about adults Features
HumansSibling rivalry: How birth order affects your personality and health Flawed stereotypes abound about bossy firstborns, middle-child syndrome and only children, but the true influence of sibling sequence is much stranger Features