PHILADELPHIA (WPVI) -- Not much on Facebook is a secret, but now the social media site has come up with a way to keep certain conversations private. The new feature is called "Secret Conversations" ...

You know what they say: On the internet, nothing is private. And that’s especially true on social media, where oversharing is the name of the game. That’s a frightening prospect for anyone concerned ...

* Says secret conversations on Messenger available on limited test basis now, but will be making the option more widely available this summer Source text Further company coverage: ...