Astronauts on the International Space Station use a 3-D printer to make a wrench from instructions sent up in an email.
The Conservatives suspend two of Theresa May's advisers from a list of 2015 general election candidates amid a row over campaigning.
Nigeria's government said it is "outraged and deeply saddened" after militants attacked a remote village and reportedly kidnapped about 200 people.
Christian Horner says Red Bull must step up in 2015, Newey to stay involved, Alonso backs Ferrari to return to form plus more.
Nikki Fox, the BBC's disability correspondent, has walked without help for the first time in 10 years, thanks to motorised robotic equipment.
An 18-year-old man is taken to hospital after being shot twice in the leg at a fast food outlet in west Belfast.
As 2014 draws to a close, the BBC's Carrie Gracie looks back on China's year and asks if the country has achieved its "dream".
Saracens call for the Premiership wage cap to be abolished and say they have the backing of six other top-flight teams.
Ex-Aston Villa assistant manager Roy Keane's doorstep chat with Tom Cleverley was civilised, says Paul Lambert.
Substantial numbers of disabled people are missing out on government support to help them into work, MPs have said.
A ruined Spanish businessman drives a car carrying gas cylinders into the front of the governing Popular Party's headquarters in Madrid, police say.
The government is "working on a solution" to avoid a drop in school funding for the poorest pupils because all England's infants now get free meals.
Robbie Savage rates each of Brendan Rodgers' signings for Liverpool and explains what the manager should do in January.
Education Secretary Nicky Morgan is criticised by the UK Statistics Authority over her use of statistics.
How motion capture technology is being used to create better prosthetics
West Ham boss Sam Allardyce says the FA was wrong to charge Leicester's Nigel Pearson over his row with a fan.
A leading figure in the UK's oil industry, Sir Ian Wood, tells the BBC warnings the industry is close to collapse are overstating the problem.
Details emerge of an attempt to secure the release of kidnapped US aid worker Abdul-Rahman Kassig before he was killed by Islamic State militants.
How Frank Lampard is involved in an intriguing problem that could provide a huge setback for one of the MLS' newest clubs.
Slower responses to any water supply disruption over Christmas are inevitable during NI Water industrial action, says a union representative.