to Alter Time Stream
Have these guys never watched an episode of Quantum Leap? And what about all those Back To The Future movies? Even Bill and Ted seem to have a more excellent grasp of how bogus it would be to mess with the time/space continuum.
I dunno -- I think these scientists ought to go back in time and revise their theories. Of course, If I'm wrong I can always travel to the past and tell myself not to write this post.
...or can I?