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Facebook said the influence campaigns were tied to Yevgeny Prigozhin, an associate of Vladimir Putin who was indicted for running the troll factory that meddled in the 2016 U.S. presidential election.

Facebook paid the fine to the U.K.'s data protection watchdog, but it also made no admission of liability.

Before going public, data scientist Christopher Wylie helped the now defunct company figure out how to target people online. In a new memoir, he offers details of the project and the players.

A new study found investors were significantly more likely to bet a company's stock price was going to increase if the company had more women on staff compared with other companies.

Russia gets most of the attention when it comes to malicious use of social media by state actors. The protests in Hong Kong have made clear China is using the same playbook.

A federal court said Facebook users in Illinois can sue the company over face recognition technology. Facebook said users can choose to turn off the feature. It plans to seek a review of the ruling.

Sen. Josh Hawley's Social Media Addiction Reduction Technology, or SMART, Act would ban features that encourage prolonged engagement such as infinite scrolling and autoplay.

Facebook's plans for a new digital currency have sent Chinese monetary officials scrambling. Since 2014, China's central bank has been looking into launching a cryptocurrency too.