US navy seeks 'safer' bomb

 作者:党汩东     |      日期:2017-11-23 03:01:00
By David Hambling COULD a variable-yield bomb reduce the number of innocent people killed or injured during an air attack targeting enemy soldiers? That’s the thinking behind a US navy plan to develop a “dial-a-blast” bomb. The navy is seeking proposals from companies to create a bomb weighing 200 kilograms that can either be detonated at full or reduced power. The idea is that the device could be loaded onto planes before a target has been identified, and the explosive power set by the pilot once a target is known. If there is a risk of killing civilians,