CLEVELAND, Ohio — The Guardians’ new medieval-themed home run celebration props have taken social media by storm, but the origin story behind the knight helmet and broadsword is even wilder than fans ...

For more than three decades, it was thought to be a relic of the Roman era. New research, however, has shown it to be a key source of evidence for understanding the commercial and military networks of ...

Researchers have solved a decades-old mystery by showing that a cache of 43 helmets found off the Spanish coast is medieval, not Roman. The remarkable discovery exposes a thriving weapons trade ...