Slack, the widely used workplace messaging app, went down Wednesday in a widespread ... messaging as well as emoticon reactions. It was not immediately clear what had caused the outage.

The website indicated that 60 percent of reported issues were related to the app ... The Slack logo is displayed on the screen of an iPhone in front of a another Slack logo in Paris on February ...

Many of us collaborate in Slack all day. And we all work with documents stored in the cloud — at Box, Dropbox, Google Drive, and others. Here’s how to bring them together for greater efficiency.