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intrptr
sjorges2002
reply to post by _BoneZ_
Are you 100% sure they haven't
They have actually. But only in laboratory conditions, not in space.
faster than light transmisions
It is shown that relativity theory indicates that these superluminal signals can be reflected off of a moving frame causing the information to arrive before the signal was transmitted (i.e. backward in time). It is unknown if these signals can be used to change the past.