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 World’s Slowest Rube Goldberg – It took 6 Weeks to Execute Physicists Claim Parallel Universes Exist And Interact With Each Other CN Tower – The Edge Walk – Toronto, Canada Why can’t we see evidence of alien life? What Is The Oldest Living Thing? Spooky Link Found Between Sunspots and Your Life Span