Winchester's new .21 Sharp cartridge is designed to solve some of the longstanding problems with .22 Long Rifle and give consumers more options. Here's how the company designed it.

The LR is unlike either of those. Instead, it’s most similar to the R29X in function and performance, which is a good thing.

There are lots of reasons a cartridge might never achieve favor among sportsmen. Here's a few reasons, according to former ...