In the first part of the series, "To Fly or Not to Fly," David Attenborough travels around the world to seek evidence for the evolution of ... and completing the activities described below ...

In my research as an anthropologist, I've focused on the evolution of human walking and ... a few times a year to accomplish ...

Darwin and his later followers were faced with a seeming paradox. They described evolution as a continuous, gradual change over time, but species are distinct from each other, suggesting that some ...