My dad has knees that look like an angry sharp-clawed animal got a hold of him.  The skin around his knees is covered with multiple, large and discolored scars that run deep and are rough to the touch. Although the scars may be just cosmetic, what lies beneath the skin’s surface is all too real.  [...]

Robotic surgery seems like one of those things that would never happen, like jet packs or flying cars. It’s one of those things that only seemed to be possible in a science fiction movie. But, just like jet packs and flying cars, someone out there made robotic surgery an actually viable option, and a good [...]