The Vatican's Swiss Guards are now using 3D printed helmets

For hundreds of years, the Swiss Guard have worn a distinctive, brightly-colored dress uniform while protecting the Pope and Vatican City, with only a couple of minor changes over the years. This year, they're making a big change: the traditional, metal helmet -- called a morion -- is being replaced with ones that are 3D printed. The uniforms and equipment of the Swiss Guard are imbued with tradition. The modern uniform was introduced in 1914, inspired by Renaissance-era artwork featuring the so...