A video of unknown origin appearing to show a grown man sexually abusing an infant girl went viral overnight on Facebook, garnering as many as 32,000 shares and over 5,000 likes before finally being removed by the website.

A man in Milwaukee who is two years behind on his child support payments is facing multiple felony charges after the Milwaukee County District Attorney's Office discovered Facebook photos of the deadbeat dad waving around large sums of money.

The Facebook you already know, but now with more hashtags in it. #Hashtags are #coming to #Facebook. That's #digital. That's #innovative. That's #disruptive. From the Wall Street Journal:

An online friendship doesn't mean you share mutual affection, trust, history, or any of the other standard qualifiers for a relationship and this is mostly chill because it's Facebook and that's how Facebook has worked for years. Well Connecticut-based photographer and astute cultural observer, Ty Morin has discerned this as well and he plans to do something about it.

Two friends who first met at a party four years ago received the shock of a lifetime after a random Facebook status update posted by one of them led to the realization that they're closely related.

What are you revealing about yourself with your Facebook "likes"? A new study from the University of Cambridge shows that you might be disclosing more than just the obvious—and that the network of pages you "like" can be used to predict "potentially private traits such as a person's sexual orientation, political leanings, religion, intelligence, emotional stability and even if they abuse drugs or alcohol."

Former Secretary of State Colin Powell is the latest powerful brand to be hacked. Powell's official Facebook page has been taken over and is being peppered with insults to his old boss George W. Bush as moderators fight to take back control. (The page seems to be down at the moment.)

After a vicious random attack at the Rikers Island visitors' center left him with a long, gory gash on his face, 20-year-old Chard Seegars thought his suffering had reached its apex.

The police chief of a small, scenic town in Pennsylvania has become embroiled in a local scandal following the emergence of a racy Facebook photo showing him in an apparent inebriated state getting handsy with a pistol-packing woman who is exercising extremely poor trigger discipline.

According to a new study at University of Massachusetts at Dartmouth, LinkedIn is currently the most used social media tool among the fastest-growing private companies.

When Jhaqueil Reagan's mother died two years ago, he was left with no choice but to quit school so he could take care of his siblings.

When 70-year-old James "Jimmy" McConnell passed away last month at a care home in Southsea, Hampshire, he left behind no known family members.

Hell hath no fury like a Scottish optician scorned.

Facebook photos of a KFC employee in Tennessee making out with what appears to be a tub of mashed potatoes molded in the shape of a boob were recently brought to the attention of local CBS affiliate WJHL, which subsequently launched an investigation into their origin.

Authorities in St. Lucie County, Florida, arrested a man earlier this week after he posted photos on Facebook showing him manhandling a manatee calf he spotted in Taylor Creek.

Worse still, Anna Lamb-Creasey says it took three weeks for her to happen across the notice, because it was automatically filtered into Facebook's "other messages" folder.

Facebook photos go viral everyday — but how many of them go viral because of Facebook's efforts to prevent them from being seen?

During the year it went public, Facebook made $1.1 billion in profits. But thanks to some nifty accounting, the company won't be paying any federal or state taxes on it — instead, it will actually be receiving a federal tax refund of about $429 million.

A history teacher at an all-boys Catholic school in Orange County was arrested over the weekend and charged with posing as a female on Facebook in order to convince underage boys to send him explicit photos of themselves.

In the day and a half since ex-cop Christopher Dorner allegedly went on a vengeful killing spree that's left three dead so far, the search for the 33-year-old former Navy reservist has reached rabid heights. Cops eager to catch Dorner have already shot at a few innocent people thinking it was their man, and police units have fanned out to towns up and down California's southern coast in a manhunt that went through the night.