Extras
Niall Ferguson explores the history of social networks.
With every like and share online, data is collected to help predict consumer habits.
The origin of "fake news" can be traced back to the witch hunts in the 1600s.
A closer look at the Russian social media operation set on dividing Americans.
Latest Episodes
Niall Ferguson explores the history of social networks.
Looking at the history of the Victorian telegraph pioneers and rival computer networks.