Skip to main content

All Questions

-2 votes
1 answer
65 views

Lorentz transform causes Faster than light motion for Spacelike-separated object?

Consider a 5-meter rod which exists on the x-axis of a frame of reference: Now consider an observer moving at a velocity $0.1c$ relative to this reference frame, from right to left. Their frame of ...
Anuj Manoj Shah's user avatar
1 vote
6 answers
2k views

Why does FTL imply that BACKWARDS time travel is possible? - Very Detailed! [closed]

I know this question has been asked before and I have read and understand the answers however imo none of them still imply that backward time travel is possible. I understand moving forward in time ...
Mucker's user avatar
  • 127
0 votes
4 answers
129 views

Observed Behavior of Light When Relative Motion $> c$

I am trying to wrap my head around some of the implications of relativity. Hopefully somebody can help enlighten me with a specific example I am wondering about: We have 2 objects, A and B, that are ...
evildemonic's user avatar