This week, meet a big-brained ancient human relative, hear a meteorite as it lands on Earth, spot a tiny kangaroo-like ...

But there's a decision very early on in the book that I want to ask you about, which is that you have a family tree that has on one side the Shelleys and on the other side your parents. What it ...

Discoveries in the past two decades have added new branches to the human family tree, including species such as the hobbit-like Homo floresiensis and the powerfully built Homo naledi. A pinkie ...