The .30-378 Weatherby Magnum is the fastest .30-caliber rifle cartridge in the world. It’s about 500 fps (341 mph) faster than a .30/06 Springfield. The 3.6-inch long .30-378 Weatherby Magnum ...

** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** Those who were raised during The ...

Rifle cartridges are not the most effective mechanisms for producing high projectile speed. Other things work much better. The 120mm smoothbore main gun on the M-1 Abrams tank fires a depleted-uranium ...

** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** Roy Weatherby identified a number ...