Facebook

In a nearly five-hour marathon session of testimony before a Senate committee, Facebook CEO Mark Zuckerberg faced tough questions from lawmakers. But the San Francisco based Electronic Frontier Foundation says even Zuckerberg doesn't know who might have obtained users' data. Jana Katsuyama reports.

Facebook CEO Mark Zuckerberg will apologize for his company's role in a data privacy scandal and foreign interference in the 2016 elections when he appears before Congress this week, saying the social network "didn't take a broad enough view of our responsibility," according to prepared remarks released Monday. Jesse Gary reports.

Breaking five days of silence, Facebook CEO Mark Zuckerberg apologized for a "major breach of trust," admitted mistakes and outlined steps to protect user data in light of a privacy scandal involving a Trump-connected data-mining firm. Jana Katsuyama reports.

Facebook "likes" can tell a lot about a person. Maybe even enough to fuel a voter-manipulation effort like the one a Trump-affiliated data-mining firm stands accused of -- and which Facebook may have enabled. Jana Katsuyama reports.

Facebook is looking to combat the growing market of revenge porn. The social media giant is allowing its users to send in naked photos so they can then block those photos from being uploaded by someone else.

Facebook is taking steps to prevent violent video from appearing online. On Wednesday, the company announced it’s hiring another 3,000 workers to monitor harmful content.

Ryan Eldridge, co-founder of Nerds on Call Computer Repair, talks about the Facebook Developers' Conference and what may come from it.

Final preparations are underway Monday for Facebook's big F8 developer conference. For the first time, it will be held in San Jose. More than 4,000 people from around the world are expected to be at the San Jose Convention Center Tuesday.

UC Hastings law professor David Levine discusses social media and how it's being used to broadcast crimes in action.

Facebook invited 150 students from Castlemont High School to spend the day on their campus learning about healthy living and a little bit of tech.

Adam Schrader spoke to KTVU News @ 4P about fake news and how it is impacting Facebook users.

Ryan Eldridge, co-founder of Nerds on Call Computer Repair, was on KTVU News @ 4 talking about some of the big changes coming to Google and Facebook.

Mark Zuckerberg wants to demolish and rebuild four houses that he owns in Palo Alto, but the city board is saying not so fast.

The new Instagram feature is expected to lure SnapChat fans over to Instagram.