Donald Trump and Elon Musk occupied two entirely different worlds. Until they didn’t. In this episode of Citizen Elon from the Elon, Inc. podcast, we learn how their paths as public figures — often informed and provoked by personal grievances — brought them together. Which snubs, perceived or...

In this final episode of our series, host Evan Ratliff and biographer Walter Isaacson discuss Benjamin Franklin's remarkable late-in-life achievements-- from his last anonymous essay, to the way he empowered George Washington, to his evolution on slavery, to the beautiful way Philadelphia mourned...