US to slash funding for 'exotic' missile defences

 作者:娄夙卓     |      日期:2019-03-08 02:14:01
THE US is scaling back some of its more exotic projects to fend off enemy missiles, amid thorny technological problems. The plan, announced by US defence secretary Robert Gates last week, includes cuts in funding for an aircraft-mounted laser to heat and destroy missiles. It has been difficult to build a laser powerful enough for the job yet light enough to fly (New Scientist,