Internal documents show that the social network gave Microsoft, Amazon, Spotify and others far greater access to people’s data than it has disclosed.

On the lengths Mark Zuckberberg and Sheryl Sandberg have gone to protect their power.

A new breed of lobbyist comes to K Street.

When a wealthy businessman set out to divorce his wife, their fortune vanished. The quest to find it would reveal the depths of an offshore financial system bigger than the U.S. economy.