Militaries have spent years testing rail guns, which use electromagnets instead of chemical propellants to launch projectiles at incredibly high speeds.
100 years ago, the world s largest Nehi bottle was built in Auburn al.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from al.com Daily Mail and Mail on Sunday newspapers.
A report from NDIA highlights directed-energy suppliers’ struggles to get by on unpredictable “one-off” contracts for prototypes and field tests but OSD research and acquisition officials warn there are complex tactical questions to work out before they can buy lasers in bulk.
There's no lack of excitement in the Navy about the idea of an operational laser on a ship underway, but the service must be more "intellectually honest" about what's possible, Rear Adm. Fred Pyle said at the Surface Navy Association's annual symposium.