Oliver Rollins, "Conviction: The Making and U...

In the early nineteenth century, the French naturalist Jean-Baptiste Lamarck proposed the first evolutionary theory of life and, with it, a new science: biology. Yet for centuries, evolutionary theorists have endeavored to discredit Lamarck and his theory of self-transforming org ...  Show more

The histories of trees in America are also the histories of Black Americans. Pecan trees were domesticated by an enslaved African named Antoine; sycamore trees were both havens and signposts for people trying to escape enslavement; poplar trees are historically associated with ly ...  Show more

Scientists are increasingly finding that behaviours once seen as depraved often have a direct physical cause. To find out more, Ian Sample hears from Guy Leschziner, a consultant neurologist and sleep physician at Guy’s and St Thomas’ hospital in London. His new book, Seven Deadl ...  Show more

Sam Harris speaks with Robert Sapolsky about the brain and human behavior. They discuss the relationship between reason and emotion, the role of the frontal cortex, the illusion of free will, punishment and retributive justice, neurological disorders and abnormal behavior, the re ...  Show more

Why do ordinary people carry out extraordinary harm when simply told to do so? From the Holocaust to the genocides in Rwanda, Bosnia, and Cambodia, history shows how obedience to authority can lead to unimaginable acts. But what's happening in the brain when we follow orders—e ...

Stanford University neuroscientist Robert Sapolsky talks about human behavior, the penal system and the question of free will. Learn more about your ad choices. Visit megaphone.fm/adchoices