re: Related questions.
Some of the nuclear explosions seemed to have lightning associated with them, I wonder if it is the lightning or the nuclear explosion that releases the gamma rays or could it be both.
Gamma rays from Earth: http://www.nasa.gov/vision/universe/solarsystem/rhessi_tgf.html
Nuclear explosions: http://zvis.com/nuclear/dimg.php3?climax2,upkclimax
http://zvis.com/nuclear/dimg.php3?metb2,tpmet