The number of nuclear warheads possessed across the globe was estimated at 13,130 as of June, down 280 from the same month a year earlier, according to a research center at Nagasaki University, due to efforts to reduce and modernize arsenals amid reignited tensions among major nuclear powers.The reduced number does not suggest a slowing of the nuclear arms race as warheads in military stockpiles have not decreased in the nine nuclear states, the university's Research Center for Nuclear Weapons Abolition said. The total figure includes those stored at nonmilitary facilities for dismantlement…READ FULL ARTICLE