A massive change: Nations will vote to redefine the kilogram

A massive change: Nations will vote to redefine the kilogram  Washington Post Definition of kilogram set to change  BBC News How much is a kilogram? Here comes a new way to measure it  The Indian Express The kilogram and three other metric units are about to be revamped  The EconomistFull coverage

from More Top Stories - Google News https://ift.tt/2qNptAJ