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 Archimedes and a Boat Lift: the Falkirk Wheel A Fascinating Look at Indonesia’s “Blue Fire” Volcano That Spews Blue Lava The Town Where Wi-Fi Is Banned: The Green Bank Telescope and the Quiet Zone Scientists Just Used a Tractor Beam to Levitate the Largest Object Yet How Would a Black Hole Kill You? What Would Happen If Global Warming Sped Up?