When a woman began choking at a restaurant and the Heimlich maneuver failed, doctors who were dining nearby performed an emergency tracheotomy with a pocket knife, using a pen as a breathing tube. The ...

Often when we use the phrase “EDC-friendly,” we’re talking about a pocket knife. That’s because as a category, knives is vast; the quantity of blade shapes, lengths and functions is innumerable, and ...

If you’ve ever tried to use a pen knife for anything other than cutting open a box or slicing material in one direction, you’ll know they really aren’t that ergonomic. When [Seamusriley] started ...