The popular mobile app Snapchat, which allows you to send photos that vanish after a few seconds to your friends, adds live video chats and instant messaging. “Self-destructing messages are still at ...

On Turesday, Skype debuted Skype Qik, a “spontaneous” video chat app that allows you to fire off video messages to a group of friends, react to them, and rest easy in the fact that they’ll disappear ...