s ponderer correctly advised.
1Dont believe the BS about a "bermuda triangle" that can somehow be solved by some refugee physicit. (How do we know hes not an expert only in physical chemistry?). By the way the problem is stated Youre being led to only think about some tale of the supernatural and thats just dumb. Think outside the box and stop believing in Netflix Movies.
2Figure out the best way to signal others. Im ure theres a world of cell phones and sat phones abooard. IS the wifi working??
3 Compasses are no longer just magnetic, you probably hve satellite nav capabilities that can be drawn upon
4Lighting a smoky fire using several borax compounds will impart a green smoke that can be seen for miles. Someone of the engineers can also rig a rudimentary Morse code generator from a spare generator and bare wires. If all else fails, go real low tech and send SOS by "spark code".
Is your MS in parapsych?