Humans have always been cooking up brand new ways to slice, dice, hack, and stab. You definitely wouldn’t want to tangle with any of the historical swords in this gallery—especially the last one.

Sword swallowing is not just an elaborate visual trick. Trained performers really do stick at least 16 inches of blade into their bodies. Just how do they manage that? It’s all in the esophagus. To ...

Malignant peripheral nerve sheath tumours (MPNSTs) is rare. It is a type of peripheral nerve sheath tumour that is malignant. Most peripheral nerve sheath tumours are benign. A tumour is a lump or ...