Facebook chief Mark Zuckerberg’s testimony tour before Congress was one of the best-staged appearances I’ve seen in years. Dressed in his new, slightly ill-fitting, off-the-rack suits, he did his best ...

Three Republican senators sent a letter to Meta’s chief executive on Wednesday asking him to respond to whistle-blower allegations over security flaws. By Cecilia Kang Reporting from Washington Three ...

Facebook head Mark Zuckerberg goes before Congress Tuesday to address the giant social network's impact on U.S. elections, which is also the subject of a new, foundation-funded research ...