Article from the website huffingtonpost.com by Alexis Kleinman.
If you were a time traveler, what would you do to prove your powers were real? Tweet about it, of course.
At least that's what astrophysicist Robert Nemiroff and physics graduate student Teresa Wilson at Michigan Technological University think you'd end up doing. That's why they tried to search for time travelers on Facebook and Twitter.
The pair searched the two social networks' backlogs for any mention of two events, the discovery of Comet ISON in September 2012 and the election of Pope Francis in March 2013, before they happened. Their theory, as presented in a paper published last month, was that if there were any postings containing "Comet ISON," "#cometison," "Pope Francis" or "#popefrancis" from before those dates, they may very well be from a time traveler.
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