On Fri, May 29, 2015 at 10:08 AM, Georgi Guninski <[email protected]> wrote: > Well — yes. In modern times, of course. > bomb exploded at Alamogordo was the first one to be detonated, as > quoted in Doomsday, 1999 A.D. (1982) by Charles Berlitz, p. 129 > > This came up in searches for ``ancient nuclear wars india''
http://ancientnuclearwar.com/ https://theextinctionprotocol.wordpress.com/2011/07/20/historys-lost-lesson-ancient-nuclear-war-among-indus-valley-civilizations-reexamined/ Another timescale is the rendering and destruction of evidence of civilization living on or in any mutable surface or layer by natural geologic / cosmic processes, yet within time sufficient for another to develop. Poor links but you get the idea. http://en.wikipedia.org/wiki/Fossil http://en.wikipedia.org/wiki/Archean http://en.wikipedia.org/wiki/Weathering
