The agency guarding the US president is too insular and must recruit its next head externally, a review prompted by a White House security breach says.
Record numbers of students entered university this year, but the gender gap has never been wider, according to annual admission figures.
Shrinking the bubbles generated by ships could counteract the impact of climate change, a study suggests.
Microsoft has launched a test version of the Skype Translator which decodes conversations in Spanish and English in near real time.
Do you remember who said what from 2014?
The West's struggle to deal with the threat posed by Islamic State militants features in some papers, while others are gearing up for Christmas festivities.
The do-it-yourself electronics maker littleBits has released a "smart home" automation kit.
The BBC's Andrew Walker considers how big a problem global debt really is.
Did Vladimir Putin gamble on high oil prices lasting for ever?
The underground escape games taking Hungary by storm
The bus that deals with drunk people on the worst days of the year
Why are people flocking to Hungary in order to try and escape from locked rooms?
The European Union needs a "united strategy" towards Russia, Donald Tusk says, chairing his first summit as European Council president.
There may have been a partial breakthrough in the cross-party talks at Stormont, a source suggests to the BBC.
Israel says a Palestinian effort to set a three-year deadline for it to end its occupation of Palestinian territories is a "gimmick".
Lord Sugar's adviser on The Apprentice Nick Hewer announces he is to leave the BBC One show after a decade.
BBC Sport football expert Mark Lawrenson takes on singer Olly Murs in his latest Premier League predictions.
Nasa's Orbiting Carbon Observatory produces its first global maps of carbon dioxide in Earth's atmosphere.
Nearly 250 prison officers are being bussed across the country to fill gaps at other jails because staff shortages are so acute this Christmas, according to leaked documents.
Russian President Vladimir Putin discussed the economy, Ukraine and his love life over the course of a three-hour news conference. Here are five things we learnt this year.