The high-stakes legal battle could determine the future of the popular app in the U.S. TikTok's legal filing calls the ban law an unprecedented violation of First Amendment rights.

Katy Perry and Rihanna weren't at the Met Gala on Monday night, despite the viral AI-generated photos showing them on the red carpet. Here are some tips for recognizing and investigating deep fakes.

Children of sex workers are a neglected population facing serious health issues and at risk for premature death. A new effort sheds light on a group that's often missing from official data.