A 2,500-year-old Chinese sword discovered in 1965 remains razor-sharp and pristine today, seemingly defying the natural laws of decay that typically ravage ancient bronze weapons. The Sword of ...

Narrator: Over three and a half thousand years ago ancient China ... Shang period, bronze was the most important metal, weapons, armour and tools were all made from bronze. Sword Maker: My weapon ...

Lead isotope analysis has emerged as a crucial tool in understanding the metallurgy of the Bronze Age, particularly in ancient China ... willow-leaf shaped bronze swords from the Shu State ...

Narrator: Over three and a half thousand years ago ancient China ... Shang period, bronze was the most important metal, weapons, armour and tools were all made from bronze. Sword Maker: My weapon ...