How Does it Work: Short Recoil Operation
3:01
How Does It Work: Toggle Actions
7:44
Blowback Versus Recoil Operated Pistols
18:27
Forget Doping, These GENIUS Cheaters Will Blow Your Mind
3:38
How Does it Work: Blowback Action
10:25
How does the 105mm howitzer work?
10:38
America's Betrayal: The Real Story Behind Ukraine's Crisis
30:43
Is 5.7 The New 9mm? Or Is There a Better Round Out There?
4:36