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Are ghosts real? Find out tonight with Project Dead Zone from Xfinity and Twitter.

“Security is never a finished job,” said Facebook COO Sheryl Sandberg. “Our adversaries are determined, creative and well-funded.”

“We know that people want a relevant Twitter timeline,” a Twitter spokesperson said.

The president said people should ignore anything with anonymous sourcing—appearing to forget the story he shared hours earlier.

Unblocked accounts included journalists, writers, authors, bloggers and political commentators.

U.S. President Donald Trump used his own Twitter profile to vent about alleged Republican censorship this weekend.

Jared Gaut, who has worked at Twitter since 2014, according to his LinkedIn profile, said: “We are not a government. We do not need to be neutral.”

As with Pizzagate, hoaxes and false news stories can have real-world consequences.

Twitter's CEO explains why Jones still has an account.

We may be seeing a little more mileage out of the venerable Def Jam series of games. Find out what Def Jam’s been teasing after the jump.

One congressional candidate suggested Melania Trump is a prostitute.

The secretive cabal—populated with around 10 close supporters—was a “low security” Twitter group.

Israeli Prime Minister Benjamin Netanyahu said that "major powers have spoiled Iran" as he joined President Donald Trump in isolating the Islamic Republic.

Vernon Unsworth says the case "is not finished."

High-profile users from Trump to Oprah suffered huge losses following a cull of suspicious accounts.

The U.S. intelligence agency tweeted a map of Russia that Moscow was not happy with, and not for the first time, the state-run account snapped back.

One journalist, Elon Musk complained, had sent him a “mean tweet” on his birthday.

"After having written many best selling books, and somewhat priding myself on my ability to write," Trump bragged via a tweet in which he misspelled the word "pour."

"Everyone better give their housekeepers, nannies and landscapers a ride home tonight..."

If true, this would be at least the second that the militant group has lost access to its Facebook account in as many years.

“Aliens are bringing space drugs. They're bringing intergalactic crime," one user suggested on Twitter.

Top Grandmaster Genji main Necros is being roasted by the “Overwatch” community for a clip that could have him cheating.

"There should be no space in this world for bullying," the actress said.

The Jack Dorsey-led platform announced an improved timeline format for the Twitter “Moments” section and “Explore” tabs.

It's not the first time Ivanka has misquoted something.

"I hope Kim Jong Un eats Donald Trump."

“There is nothing toxic about masculinity, but there are plenty of toxic things about third-wave feminism.”

This one takes aim at the Trump administration's practice of separating migrant children from their parents at the U.S. border.

The president is known for his prolific tweeting.

Trump pushed forward the claim that "no single figure in American history has done more to discredit the intelligence community" than John Brennan.