INDEX

20 October 2014 Last updated at 18:38

Google changes 'to fight piracy'

Google announces changes to its search engine in an attempt to curb online piracy.

A plan to raise cash to make a router that hides what people do online has been suspended after questions were raised about the project.

Some of the UK's estimated 50,000 paedophiles with images of child abuse will escape prosecution, the head of the National Crime Agency says.

The technologies set to change urban lives

Playing music with your brain Watch

Could technology turn you into a musical virtuoso? LJ Rich looks at new ways to make music.

App helps you wake up with a stranger Watch

The app that turns a global network of strangers into your alarm clock, with a dating twist.

Battle for glory

On the ground at the League of Legends World Championship's final
Trapping trolls

What's the law on the people who abuse others online?
Where did it start?

How the world came to be run by computer code
Listen: Web of hate Listen

The toxic and divisive debate that is #Gamergate
Smarter diagnosis

Could smartphones be used to identify Ebola?
Humans in captivity

The zoo where the animals roam free
Poisoned debate

How to deal with death threats and abuse on social media?

BBC iPlayer

Click Watch
A look at all of the latest gadgets unveiled at Japan's biggest tech show, Ceatec.
Click Watch
How the crowd is helping to track down extremists. Can twin lasers improve the 3D movies?