On January 22, 2010, NASA astronaut TJ Creamer made history.

Of the more than 500 astronauts and cosmonauts who have been into outer space, only one was the first to connect to the Internet and tweet from 250 miles above Earth. That’s TJ.

We shared with you yesterday the cool news that Canadian astronaut Chris Hadfield was tweeting live form outer space last week with William Shatner, a.k.a. Captain Kirk. That technology was made possible by TJ’s groundbreaking tweet in 2010.

We had the opportunity to get some intel about the experience from the man himself.

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CBS Sunday Morning correspondent Mo Rocca gets a lot of latitude when it comes to picking his stories. From Columbus Day, to the Electoral College, to men who dye their hair, Rocca says his job “is basically like going back to college and taking only electives.” In the latest Mediabistro interview, he tells how he used Twitter to pick and research a story.

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Twitter was hatched five years ago, but in these past five years it seems like some people still haven’t quite figured out how to use it to its fullest. So to commemorate its fifth birthday yesterday, Twitter launched a new website at discover.twitter.com to help people get started on Twitter.
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