Over 600,000 people tried to solve the challenge

Irishman solves GCHQ cryptography challenge

04 Feb An Irish code-breaker, along with two others, has proved he is almost a match for the UK's national intelligence and security agency by winning its Christmas card cryptography challenge.

European and US negotiators missed deadline at weekend to agree key data transfer pact

EU and US reach deal on data transfers

02 Feb The European Union and the United States have reached a new deal that should prevent EU regulators from restricting data transfers by companies across the Atlantic.

There are over one billion Facebook users across the globe

Facebook bans private firearm sales

30 Jan Facebook Inc have prohibited global users from coordinating person-to-person private sales of firearms on its online social network and its Instagram photo-sharing service.

Ms Chan has called a WHO emergency committee meeting for next week

Zika virus spreading explosively - WHO chief

28 Jan The Zika virus, which has been blamed for a surge in birth defects in Central and South America, is "spreading explosively", the World Health Organisation's chief has said.

Go originated in ancient China and has more possible configurations on the board than atoms in the universe

Google programme beats champion at complex game Go

27 Jan In what they called a milestone achievement for artificial intelligence, scientists said they have created a computer programme that beat a professional human player at a complex board game called Go.

Image of proposed data centre at Clonee (Pic: Facebook)

Facebook to start Meath data centre construction

25 Jan Facebook has said it will begin building a data centre near Clonee, Co Meath, which will create hundreds of temporary construction jobs and dozens of other permanent operations positions.