Technically Incorrect: The much-anticipated appearance of the leading Republican candidate on America's most famous comedy show wasn't too much of an actual appearance. Social media did some of the work for him.
Social media campaign for Call of Duty: Black Ops 3 featured reports of fictional terrorist attack; Activision declines to comment following widespread criticisms.
The UK War Cabinet account has been created by the government's National Archives, and provides by-the-second updates on what's happening on the ground.
The Prince George's County Police Department in Maryland decides it's public-spirited to live-tweet a round-up of those who solicit prostitutes, pictures and all. It calls its move "progressive."
New York Times columnist Nick Kristof flew to Bahrain and found himself unable to enter the country. So he decided to live-tweet his adventure.
Ever wished you could watch a surgical procedure unfold? Seattle's Swedish Medical Center is getting set to share a play-by-play of a cochlear implant operation.
Doctors were careful to issue a stern warning: 'The contents of this #brain #surgery may be GRAPHIC in NATURE.' They weren't lying.
Thanks to enhanced space station communications, NASA astronaut T.J. Creamer sends live Twitter message Friday rather than e-mailing it to ground operations first.
There are many ways to watch a presidential debate -- the most amusing, of course, being with one eye affixed to Twitter, frantically refreshing, tweeting and retweeting. With emoji.
Commentary: When a TV sitcom points out the downfalls of overtweeting, dwindling attention spans and the habit of talking in hashtags, should we laugh or learn from it?