World’s Roundest Object – Redefining The Kilogram The world’s roundest object helps solve the longest running problem in measurement — how to define the kilogram. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Why Don’t Country Flags Use The Color Purple? Can A Starfox Barrel Roll Work In Space? What Is White Noise? What Is Biodiversity ? What is the Craziest Theoretical Thing We Could Build? Electric Rides of the Future