US Testing Its Monstrously Powerful $500 Million Rail Gun

For years, the US Navy has had a clear technological advantage over its adversaries in the area of guns that utilize explosives to fire projectiles.
But as time goes on, conventional projectiles will eventually be replaced by directed energy weapons.

One of these is the railgun, which took the Navy over 15 years and $500 million to develop!
And that’s exactly what we’re talking about in today’s video!