Recap: 3.2 million years ago, Lucy took us down from the trees. She was ...

A few years ago, I was still a frequent flyer and thus a frequent ...

The three foremost reasons that people give for having sex are love, pleasure, and ...

Our human ancestors had long decided to leave the chimps and gorillas behind and ...

For survival and reproduction in the Middle Stone Age, Homo sapiens was still following ...

Since a few weeks, I am conducting a private survey. In noncommittal conversation, I ...