How did the events at the end of Cage of Eden occur? In Cage of Eden, near the end, instead of plane crash in the beginning, we learn that the students 


   did not crash on an uninhabited island but went into the future. It isn't clear how they actually get to this future.


I am not sure if I just missed the part where they explained a bit how they got there or if it is just not properly explained.

How did the events at the end of Cage of Eden occur?
It is never explained in the manga how they get 


   to the future.


When they describe the incident, it looks like a wormhole that caused a big disruption in time.


  In physics, an Einstein-Rosen Bridge (or wormhole) is a hypothetical topological feature of spacetime that would be, fundamentally, a "shortcut" through spacetime.[ref]