If your social media is filling up with pictures of women with smeared lipstick, don't worry, you're not alone.

Researchers have found that computer predictions of personality traits based on Facebook 'likes' are more accurate than those made by participants' own Facebook friends.

Just how accurate - and how worrying - is a personality test based on our 'likes'?

As if we needed more opportunities to embarrass ourselves on Facebook, the world's largest social network is abuzz with a new and questionably worthwhile game.

Parents and children have been warned to be more vigilant when using social media sites after a 12-year-old boy from Christchurch was allegedly threatened by an unknown Facebook user.

Silicon Valley has given its approval to America's burgeoning legal cannabis industry after the investors who bankrolled Facebook gave millions of dollars to drug start-ups.

Facebook's boss is the latest to hail an ancient pleasure, but he may have missed the point, writes James Walton.

"The Oprah Effect" could turn minor works into million-sellers. Mr Zuckerberg may just do the same.

Your year in Facebook - for the blissfully unaware, this is an auto-generated selection of pictures that you’ve uploaded to Facebook over the past 12 months.

A serial fraudster who stole almost $6 million from a New Zealand family in an elaborate Facebook stock scam has been described by a judge as "evil incarnate".

Is Facebook the best judge of what's OK to hand over to investigators and what is not?

From the violent lyrics of rap music to the crude comments of teenagers in video-game chat rooms, the Supreme Court struggled Monday over where to draw the line between free speech and illegal threats in the digital age.

A bombshell report claims MI5 could've prevented the brutal murder of soldier Lee Rigby if Facebook had alerted authorities to his killer's violent threats online.

Mobile phone users are increasingly turning to messaging apps and shunning traditional calling and texting.

Facebook is testing a version of its social network that will let people communicate and collaborate at work.

Facebook founder Mark Zuckerberg wears a grey T-shirt every day to avoid wasting time on 'silly' decisions. It could be the reason he's so successful, says Simon Usborne.

A dramatic new report finds that the teens are over Facebook once and for all, fleeing it for the more forgiving embraces of Twitter and Instagram.

The University of Otago's reputation has been ''sullied'' by an explicit Facebook page, vice-chancellor Prof Harlene Hayne says.

Women are being urged to come forward to police if they think they have been exploited on a recently shut down Facebook page.

A secret Facebook page where students shared explicit pictures of young women is an example of an underlying "rape culture" at University of Otago, Rape Crisis says.

Advertisers on Facebook will now be able to measure how often an individual sees their ads and tailor promotions accordingly.

When Facebook announced it was going to list on the stock exchange, it became the hottest stock offering in internet history.

A sheep-farming family from Te Kuiti lost millions of dollars after being duped in a Facebook scam.

Among the things that lead normal, well-balanced people to conclude that the IT industry is crazy are the valuations at which internet companies are launched on the sharemarket and the prices these companies pay to acquire apparently minuscule start-ups.

A Facebook marketing bungle sees Joan Rivers endorse iPhone 6 from beyond the grave.

As Facebook finds new ways to analyse the shopping behaviour of its more than 1 billion users, controversy has emerged regarding its methods.

When you are feeling in the depths of despair it does not help at all to be told to count your blessings, writes Deborah Hill Cone.

Facebook knew we'd broken up. I dunno how.