Knife throwing is a sport that requires the thrower to throw knives at a target. The knife can be thrown most accurately when it has momentum and rotates in the direction....

Doom is one of the most important rappers in rap history. His distinctive voice, which he has called "the voice of doom," sings lyrics that are often cryptic and grim while telling....

Ninja swords come in all shapes and sizes, but usually the blade is curved and has a single edge. The purpose of these two design factors is to allow for flawless execution....