Prosthetics can't replicate the look and feel of lost limbs but they can carry a lot of personality. Designer Scott Summit shows 3D-printed, individually designed prosthetic legs that are unabashedly artificial and completely personal --...

This video provides a brief overview and tribute to Leonardo da Vinci, highlighting his significant contributions as a Renaissance thinker and artist. His works continue to be revered as cherished treasures in the modern age.