Nobody’s Exactly Sure How Much A Kilogram Is Right Now Yes, it’s only micrograms of difference, but it’s still really weird: until 2018, the kilogram is defined as “the weight of this physical object”. So what happens when that object changes? Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts The Science of Quantum Computing Explained in Under 2 Minutes 7 Things We Don’t Know About the Ocean Could We Build A Real Warp Drive? Could You Fart Your Way to the Moon? Can you solve the airplane riddle? Can Shocking Your Brain Make You Smarter?