Time travel

[soldierhugsmember]

http://www.dailydot.com/lifestyle/time- ... mic-paper/
This is an actual academic paper about tracking time travelers online

Released late last month, ‟Searching the Internet for evidence of time travelers” attempts to find real-world Marty McFlys by searching for information online that couldn’t have been posted without foreknowledge of the future.....

Sadly, the reachers looking for time travelers on the Internet turned up similarly empty-handed on all fronts