essanews.com on MSN3 个月
Hungarian PHANTOM drone redefines stealth and range in UAV tech
The drone can ascend to an altitude of 19,685 feet and has an estimated range of about 6,200 miles, allowing it to perform ...
来自MSN9 个月
DARPA's autonomous 'Manta Ray' drone can glide through ocean depths undetected
Engineers have assembled an autonomous underwater drone that the U.S. Defense Advanced Research Projects Agency (DARPA) plans to use for long-range missions in the ocean, pictures show. Dubbed ...