TV Horizon - Season 56 Episode 4 : Inside the Social Network: Facebook's Difficult Year Horizon - Season 56 Episode 4 : Inside the Social Network: Facebook's Difficult Year 7.516/10 by 32 users Following the teams inside Facebook, revealing a hidden technological playground. The film tackles difficult questions, like how our data is used, and also shows how Facebook works. Details Casts Posters Images Title Horizon - Season 56 Episode 4 : Inside the Social Network: Facebook's Difficult Year Alternative Titles BBC Horizon First Air Date 1964-02-04 Last Air Date 2024-07-22 Number of Episodes 1169 Number of Seasons 60 Genres Documentary, Networks BBC Two, Casts Plot Keywords , Episodes List Horizon Season 56 :Episode 1 We Need to Talk about Death We Need to Talk about Death 2019-01-23 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 56 :Episode 2 Britain's Next Air Disaster? Drones Britain's Next Air Disaster? Drones 2019-07-01 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 56 :Episode 3 The Honest Supermarket: What’s Really in Our Food? The Honest Supermarket: What’s Really in Our Food? 2019-07-08 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 56 :Episode 4 Inside the Social Network: Facebook's Difficult Year Inside the Social Network: Facebook's Difficult Year 2019-07-16 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 56 :Episode 5 The 250 Million Pound Cancer Cure The 250 Million Pound Cancer Cure 2019-07-22 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 56 :Episode 6 Cannabis: Miracle Medicine or Dangerous Drug? Cannabis: Miracle Medicine or Dangerous Drug? 2019-08-28 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.