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 Do Buildings Fall in Earthquakes? How Many People Would We Need To Colonize Another Earth? Why has it been so hot?? Are Space and Time An Illusion? The Misconceptions About Temperature How Much Damage Can An Earthquake Do?