Navy�s New Railgun Can Hurl a Shell Over 5,000 MPH | Danger Room | WIRED http://t.co/NM52ciThPU � Jason Kiwaluk (@yowasuphomeboy) August 27, 2014
Navy�s New Railgun Can Hurl a Shell Over 5,000 MPH | Danger Room | WIRED http://t.co/NM52ciThPU