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Some believe the 5.56 NATO was the original military cartridge and that the 223 Remington was the civilian offshoot. That’s not the case. In 1970, NATO (North Atlantic Treaty Organization) affiliated ...

Two of the most popular cartridges today are nearly identical and sometimes considered transposable, but when looking at 5.56 vs .223, there are some key differences. The .223 Remington started as a ...

The 22-250 vs 223 is a great cartridge comparison because both use the same diameter bullets and both are stellar choices for varmint and predator hunting . The 22-250 Remington is the older cartridge ...

The .223 Remington is one of the most popular centerfire cartridges in history and has seen renewed attention as a big-game round in recent years. The truth, however, is that it’s been a topic of ...

Radium-223 dichloride (radium-223), an alpha emitter, selectively targets bone metastases with alpha particles. We assessed the efficacy and safety of radium-223 as compared with placebo, in addition ...