The secrets of YouTube’s powerful algorithm in the words of a former company insider.
How YouTube decides what you should watch
When threatening private messages go public
How graphic and threatening messages on Facebook were exposed by university students.
The volunteers fighting hate on Facebook
Thousands have joined closed groups to stop hate. Who are the activists of #IAmHere?
The 23-year-old fixing the world of online debate
How do you get people to talk to each other politely on the internet?
Deepfake or art: who decides?
Rory Cellan-Jones on the latest stories in the tech world
Are there new ways to beat depression?
We investigate how science is uncovering new ways to help beat long-term depression
Talking to Machines
Chatbots, robot therapists, robots that learn and an electronic robotic toy.
Ep.06 Saving 1968
War, riots, assassinations: “the year that shattered America”. But it ended with Apollo 8
Stenocara beetle and water collector
It performs headstands in a desert; now this beetle is teaching us how to collect water