"We're working with experts including the U.S. Department of Homeland Security to protect against foreign influence on our platform," said TikTok's U.S. general manager.

Facebook's Mark Zuckerberg arguably faced some of the toughest grilling and threats by lawmakers during Wednesday's Congressional hearing.

Republicans have long taken issue with Twitter and what they consider to its liberally biased content policies.

Apple removed 2,500+ titles from China's App Store in July's first week, losing an estimated $37.4 million in lifetime gross revenue. The losses will grow as more titles must be removed going forward.

Thanks to a conspicuous new job posting, Twitter just told the world that it's developing a "subscription platform."

Considering Stories' strengths, it's not entirely clear why brands and media are not investing more time and money into the marketing channel.

"I still think this is more symbolic and headline-grabbing vs. something Facebook will be overly concerned about," said one consultant.

Over the past four years, the share of U.S. iPhone users relying on the service on a weekly basis has increased from 14% to 29%.

The company will begin prompting people to read articles before sharing them with followers.

Snap has decided to stop promoting Trump's account on the Discover section of its flagship app.