Here, five takeaways from a week when the Trump administration has had to deal with the Signal chat leak, announced new tariffs and made more deportations.
Some prominent conservative media figures suggested that adding a prominent journalist to the group chat was evidence of the "deep state" though others said it was a security breach.
The news of the leak of life-and-death operational details to a reporter lands differently with veterans and active-duty troops, who can be prosecuted for much less significant "spillage" incidents.
Before shutting down in 2017, Yik Yak was used in hate speech and cyberbullying across college campuses and local schools. The app's new owners vow to take a strong stance against abuses.
Workers always find ways to confide — through sign language on assembly lines or now, digitally, on private Slack channels. But privacy experts warn these spaces may not be as safe as they seem.
Yahoo came out with a new app that allows users to send messages while staring at soundless videos of each other typing. It's the latest in the onslaught of new ways to communicate.
Years ago, you spent hours dreaming up the perfect AOL Instant Messenger screen name. Many of you aren't so proud of your now-defunct handles today, but that didn't stop you from sharing them with us.