Amazing inventions and London after dark

Science writer Steven Johnson discusses his new BBC TV series How We Got to Now, which explores some of the greatest innovations in history. Meanwhile, Dr Matthew Beaumont describes how famous Londoners have gained inspiration from walking the city's streets at night over the centuries. Hosted on Acast. See acast.com/privacy for more information. Learn more about your ad choices. Visit podcastchoices.com/adchoices