We could learn something from them.

Lucy is 3.2 million years old, small enough to have stood just over a metre tall, yet central to one of the biggest questions in science: how humans began. This world-famous fossil is now on display ...

A 3.4M-year-old set of foot bones from Ethiopia is forcing paleoanthropologists to redraw one of the most familiar diagrams in science, the human family tree. For decades, Lucy, the famous ...