(Inside Science) — In a finding that mirrors the fantasy of HBO’s “Game of Thrones,” French researchers working at the site of a third-century B.C. settlement have discovered evidence that Celtic communities decapitated and preserved human heads.

A team of archaeologists unearthed fragments of human skulls that they believe confirm a practice of deliberate decapitation. They concluded that the skulls were either war trophies or the result of a still little understood ritual practice. In