Whereas people used to think of meaning coming from on high and being ordained from the top down, now we have Darwin saying, No, all of this design can happen, all of this purpose can emerge from the bottom up, without any direction at all. And that's a very unsettling thought for many people.

When we replace the traditional idea of God the creator with the idea of the process of natural selection doing the creating, the creation is as wonderful as i…

For more than a century, people have often thought that the conclusion to draw from Darwin's vision is that Homo sapiens - our species - that we're just animal…

The process of natural selection feeds on randomness, it feeds on accident and contingency, and it gradually improves the fit between whatever organisms there …