THE GUARDIAN – If some extraterrestrial species were compiling a history of homo sapiens, they might well break their calendar into two eras: BNW (before nuclear weapons) and NWE (the nuclear weapons era). The latter era, of course, opened on 6 August 1945, the first day of the countdown to what may be the inglorious end of this strange species, which attained the intelligence to discover the effective means to destroy itself, but – so the evidence suggests – not the moral and intellectual capacity to control its worst instincts. Continue reading.