An Imgur user recently uploaded a number of photos and videos showing a homemade railgun created by 3D printing. While not much is known about user "NSA_Listbot," one thing is for sure: he has made one incredible creation.
The handheld railgun houses six capacitators and delivers more than 3,000 kilojoules of energy per shot, reaching speeds of more than 560 mph. It can fire carbon projectiles, Teflon/plasma rods, graphite, and aluminum and copper-coated tungsten like this:
Here are some more pictures of the homemade railgun:
Military grade railguns can fire projectiles up to 13,000 mph. Here is a video of the destructive power of an electromagnetic railgun created for the U.S. Navy:
And here is the first test of the homemade railgun:
Here's the second test of the homemade railgun:
Of course, Arnold Schwarzenegger already proved railguns are useless against a slow moving Austrian, so how impressive is this really?
(H/T Yahoo News)