In this video, we melt crucible steel from a spring. From the resulting ingot we make a chopper knife. We decided to make a knife handle from a particularly durable material - carbon fiber. The knife ...

Knife maker Chelsea Miller explains knife making in 6 levels of difficulty. From a wooden knife to a chef's knife made from raw materials, watch how Chelsea demonstrates and breaks down everything ...

While the blade of a given knife is obviously the most important part — it’s the part that does the cutting, after all — the handle is only slightly less important, as you’re not going to do much ...

In this video, we make a knife from an old file. We are trying to show the whole process of making a handmade knife. The ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A rare knife handle ...