MIT researchers say human language developed rapidly into a sophisticated system.
The Blues are six points above Manchester City and seven away the Gunners with one game in hand.
Entertainment editor Toyin Owoseje rounds up the celebrity stories of the week.
Rabie Darduna was paid less than £118 for the image drawn on the only remaining door of his house in Gaza.
Arsene Wenger will have a selection dilemma following the recovery of Wilshere, Arteta and Debuchy ahead of Liverpool clash.
Deputy Prime Minister lags two points behind Labour in Sheffield Hallam, according to Ashcroft poll.
Rats avoid images of pain expressions suggesting communicative function.
An ex-military ruler-turned-democrat, Muhammadu Buhari has a tough job ahead.
Though one of the wealthiest families in the US, the Getty name is also synonymous with misfortune.
Markit PMI for March came in better than expected for eurozone, Germany, France and Italy.
The highly anticipated sequel of Disney/Lucas Film's space action thriller may first premiere at the Star Wars Celebration convention.
China is sitting on a huge volume of savings and people are buying stocks as alternative investment options are limited.
The French boss signed a three-year contract extension at the end of last season.
David Beckham accompanied his teenage son Brooklyn Beckham, on his first date on Valentine's Day.
Rubio could become the Republican party's second official candidate in the 2016 elections.
Saudi authority says airstrikes could soon be 'accompanied by operation on the ground' against Houthi rebels.
Nasa Jet Propulsion Laboratory conducted spin tests on the Low-Density Supersonic Decelerator (LDSD).
Nigerian President Goodluck Jonathan urged his supporters to follow 'due process' in channeling their frustrations.
Ex-Girls Aloud member Sarah Harding will join Coronation Street this summer
It is estimated 1,300 burials took place at the cemetery according to the Archaeological Journal.
Liverpool U21 coach Michael Beale has heaped praise on injured forward Ryan Kent.
Former couple embroiled in bitter legal battle.
AXA PPP figures show 69% of business leaders think stress, anxiety or depression not reason for time off
Amos is out of contract at United at the end of the season.
Not content with turning Google Maps into Pac-Man land, there is now a backwards and mirrored search engine
Chairman Daniel Levy heeds caution despite important breakthrough in stadium development
Amell is set to play a key role in the upcoming sequel
Music service is set to rival Spotify.
In the previous episode Born Again, Floki kills the former Christian monk.
Komala leader Abdullah Mohtadi says US and Europe should consider Iranian human rights abuses against Kurds.