Interim CEO Ellen Pao says the site wants to encourage a variety of views, within limits. "It's not our site's goal to be a completely free-speech platform. We want to be a safe platform," she says.
Researchers at Purdue are using software to mine tweets for data that can help warn that a dangerous storm is approaching. But the data may not always be reliable and analyzing it can be tricky.
The new mobile app for live video streaming piggybacks off Twitter and is easy to use. Meerkat comes at a time when video is increasingly popular. But can the hype last?
At a time when many are connected to hundreds, if not thousands, of people on social media, a company called the Front Porch Forum is building smaller networks.
Facebook, YouTube and other sites are being asked to do more to stop terrorists. Yet they are also being asked to let some of the propaganda remain to help officials track jihadis.
Arianna Huffington says readers need more positive news coverage, so her site is launching an effort focused on good stories. Their shareability may make "What Works" a smart business move, too.
Snapchat says social media likes and shares aren't what makes a story important. The ephemeral messaging app has rolled out Discover, featuring multimedia articles from major news brands.