The Good Show | Radiolab Podcast

From Radiolab

From the Radiolab podcast: If natural selection boils down to survival of the fittest, how do you explain why one creature might stick its neck out for another? The standard view of evolution is that living things are shaped by cold-hearted competition. And there is no doubt that today's plants and animals carry the genetic legacy of ancestors who fought fiercely to survive and reproduce. But in this hour that we first broadcast back in 2010, we wonder whether there might also be a logic behi...