If an alien civilization far more advanced than anything on Earth existed thousands of years ago, would they have embedded a piece of metal inside someone’s skull? That is, at least, what this looks like.
3D Printing and Customised Medical Implants
Ancient BRAIN IMPLANT for Alien Communication?!
A Peruvian elongated skull with metal surgically implanted after
Experts stunned by 2,000 year old skull which held together by
Ancient Peruvian skull with metal implant baffles scientists
Full-arch restoration with Straumann implants and zirconia prosthesis
Watch: Mysterious Non-Human ''Alien Corpses'' Displayed At
No, This Is Not an Alien. Here's Why
Andean People Already Perfected Skull Surgery Thousands of Years Ago
Ancient Peruvian skull with metal implant baffles scientists