The inside story of the CIA v Russia – from cold war conspiracy to ‘black’ propaganda in Ukraine. Rhodri Jeffreys-Jones, a professor emeritus of American history at the University of Edinburgh, on what history tells us about the CIA's influence today. You can read the text version of this...

What is the best way to reduce car use in cities? Kimberly Nicholas, an associate professor of sustainability science at Lund University, looks at the evidence from across Europe. You can read the text version of this in-depth article here. The audio version is read by Adrienne Walker in...