The river of my title is a river of DNA, and it flows through time, not space. It is a river of information, not a river of bones and tissues.

... you need more than luck to navigate successfully through a thousand sieves in succession.

... the genetic code is in fact literally identical in all animals, plants and bacteria ... All earthly living things are certainly descended from a single anc…

Each generation is a filter, a sieve; good genes tend to fall through the sieve into the next generation; bad genes tend to end up in bodies that die young or …

What is the selfish gene? It is not just one single physical bit of DNA. Just as in the primeval soup, it is all replicas of a particular bit of DNA, distribut…

Now when naturalists observe a close agreement in numerous small details of habits, tastes, and dispositions between two or more domestic races, or between nea…

You contain a trillion copies of a large, textual document written in a highly accurate, digital code, each copy as voluminous as a substantial book. I'm talki…